About plank exercises results of 1,837
03:27
21:22
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04:32
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06:58
11:56
10:23
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09:58
04:31
09:09
08:37
64:58
24:04
04:27
04:07
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03:09
03:59
04:05
04:09
04:29
04:11
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07:29
03:14
03:47
04:32
04:11
06:53
03:45
03:19
04:06
03:28
03:53
03:54
03:49
03:47
04:33
04:10
03:59
03:39
28:16
14:29
10:46