About differentiation rules results of 8,316
28:16
31:23
31:08
33:46
35:50
34:22
31:01
29:54
42:23![The Big Bang Theory Season 4: Actor on Actor - The Big Bang's Theory of Relativity [HD] [CC]](https://thumbnail.voicetube.com/w/480/h/270/-lTQSyT44-8.jpg)
23:09
33:50
53:31
30:18
27:36
27:47
25:35
29:36
38:58
43:57
21:32
46:57
27:05
24:30
37:31
110:51
28:21
32:25
22:42
30:21
29:58
32:19
26:28
31:37
34:18
25:34
28:55
26:23
42:33
34:58
32:55
46:27
24:23
23:49
23:00
35:38
34:29