About irregular results of 490

Relevance
Your Menstrual Cycle Is More Than Just Your Period10:26

Your Menstrual Cycle Is More Than Just Your Period

442
B2
The Largest Black Holes in the Universe (VERSION ONE)18:48

The Largest Black Holes in the Universe (VERSION ONE)

1171
B2
Learn English: 17 HOMOPHONES & Past Participles15:36

Learn English: 17 HOMOPHONES & Past Participles

36
A2
Australian funnel-web spider13:58

Australian funnel-web spider

102
B2
How to talk about WEATHER in English - grammar, adjectives, verbs, nouns & idioms12:23

How to talk about WEATHER in English - grammar, adjectives, verbs, nouns & idioms

786
B1
The Integumentary System, Part 1 - Skin Deep: Crash Course A&P #609:40

The Integumentary System, Part 1 - Skin Deep: Crash Course A&P #6

211
B2
Mona Lisa by Leonardo da Vinci: Great Art Explained13:51

Mona Lisa by Leonardo da Vinci: Great Art Explained

39
B1
Behind the Counter at the Freshest Chicken Shop in Japan13:46

Behind the Counter at the Freshest Chicken Shop in Japan

675
B1
AI技術で、ハリウッド映画はここまできた | WIRED.jp10:36

AI技術で、ハリウッド映画はここまできた | WIRED.jp

72
B1
US vs UK Doritos Chips | Food Wars10:36

US vs UK Doritos Chips | Food Wars

27
B1
iPhone 12 mini review: the favorite09:06

iPhone 12 mini review: the favorite

19
A2
The Drug To Master Reality11:19

The Drug To Master Reality

2
B2
Trump Says "Don't Let It Dominate Your Life," Returns To The White House Still Infected With Covid12:14

Trump Says "Don't Let It Dominate Your Life," Returns To The White House Still Infected With Covid

10
B1
Learn ALL 16 TENSES Easily in under 30 Minutes - Present, Past, Future, Conditional28:32

Learn ALL 16 TENSES Easily in under 30 Minutes - Present, Past, Future, Conditional

19
A2
The Vocabulary Show: Supermarkets - Learn 37 English words and phrases in 15 minutes! ?15:12

The Vocabulary Show: Supermarkets - Learn 37 English words and phrases in 15 minutes! ?

36
B1
The Cloisters Museum and Gardens: Behind the Scenes with the Director11:29

The Cloisters Museum and Gardens: Behind the Scenes with the Director

173
B1
Brazilian Mega-Star Anitta Does Her Glamorous Day-to-Night Beauty Routine | Beauty Secrets | Vogue15:52

Brazilian Mega-Star Anitta Does Her Glamorous Day-to-Night Beauty Routine | Beauty Secrets | Vogue

4
A2
Hydroxychloroquine and COVID-19: What We Know Right Now | SciShow News11:23

Hydroxychloroquine and COVID-19: What We Know Right Now | SciShow News

9
B1
Day in the Life of a Japanese Manga Creator15:09

Day in the Life of a Japanese Manga Creator

24
A2
SPEAK vs TALK - What’s the Difference? Learn English Grammar13:32

SPEAK vs TALK - What’s the Difference? Learn English Grammar

323
A2
Prepare to Negotiate Your Salary (Or Anything): Crash Course Business - Soft Skills #711:11

Prepare to Negotiate Your Salary (Or Anything): Crash Course Business - Soft Skills #7

5
B1
What is a Knot? - Numberphile10:52

What is a Knot? - Numberphile

8
B1
Learn the VOCABULARY of MUSIC17:13

Learn the VOCABULARY of MUSIC

30
A2
Which Doctors See the Fewest Patients Per Hour?12:27

Which Doctors See the Fewest Patients Per Hour?

2
B1
10 Celebrities Who Secretly Battled Illness Until Their Death11:10

10 Celebrities Who Secretly Battled Illness Until Their Death

5
B1
Talking About Perimenopause in English (Yes, It’s Real.)13:02

Talking About Perimenopause in English (Yes, It’s Real.)

2
B1
Joints: Crash Course A&P #2009:23

Joints: Crash Course A&P #20

74
B2
Tissues, Part 3 - Connective Tissues: Crash Course A&P #410:29

Tissues, Part 3 - Connective Tissues: Crash Course A&P #4

75
B2
Top 10 Worst Comeback Movies of All Time13:18

Top 10 Worst Comeback Movies of All Time

7
B2
Frying Mochi for a Snack! - Kitchen Chats!11:25

Frying Mochi for a Snack! - Kitchen Chats!

24
B1
Why am I Having Trouble Getting Pregnant? - In Conversation with Dr. Rodi (CC available)13:04

Why am I Having Trouble Getting Pregnant? - In Conversation with Dr. Rodi (CC available)

509
B1
The Largest Black Holes in the Universe24:59

The Largest Black Holes in the Universe

123
B2
To Sleep, Perchance to Dream - Crash Course Psychology #910:41

To Sleep, Perchance to Dream - Crash Course Psychology #9

858
B1
Endemic, Epidemic, Pandemic, Sporadic, Cluster, Pandemic Severity Index - Coronavirus14:30

Endemic, Epidemic, Pandemic, Sporadic, Cluster, Pandemic Severity Index - Coronavirus

19
B2
The Science Behind the Butterfly Effect12:51

The Science Behind the Butterfly Effect

10
B1
Top 5 Hidden Secrets of Extinct Disney Rides - Epcot at Disney World13:35

Top 5 Hidden Secrets of Extinct Disney Rides - Epcot at Disney World

7
B1
So You Want to Be a CARDIOLOGIST [Ep. 3]11:38

So You Want to Be a CARDIOLOGIST [Ep. 3]

27
B2
8 Survival Myths That Will Definitely Make Things Worse11:02

8 Survival Myths That Will Definitely Make Things Worse

288
B2
Comets: Crash Course Astronomy #2111:55

Comets: Crash Course Astronomy #21

148
B2
Most Competitive Doctor Specialties [2024 Update]12:54

Most Competitive Doctor Specialties [2024 Update]

5
B1
How Do Oceans Circulate? Crash Course Geography #911:03

How Do Oceans Circulate? Crash Course Geography #9

15
B1
The Mathematical Code Hidden In Nature14:06

The Mathematical Code Hidden In Nature

17
B1
Will The Immigration Crisis Bankrupt U.S. Cities?13:10

Will The Immigration Crisis Bankrupt U.S. Cities?

23
B1
Cardiologists Debunk 12 Heart Myths | Debunked | Science Insider11:23

Cardiologists Debunk 12 Heart Myths | Debunked | Science Insider

8
B1
Annoying Orange - Back to the Future Supercut!14:34

Annoying Orange - Back to the Future Supercut!

7
B1
Trying Japan Wendy's First Kitchen Japan Only Menu | Japanese Fast Food11:25

Trying Japan Wendy's First Kitchen Japan Only Menu | Japanese Fast Food

44
B1