About speech study results of 10,000
02:33
06:00
14:41
04:37
02:33
06:01
06:55
21:21
09:38
02:02
09:31
11:15
02:02
09:56
06:01
05:50
12:11
07:17
01:48
01:39
04:28
07:00
06:50
07:17
09:26
12:14
02:53
09:54
02:58
01:37
01:55
33:05
09:59
01:27
01:05
01:31
01:20
02:28
02:35
08:02
02:58
31:40
02:34
02:23
02:52
10:14