About plank exercises results of 1,836
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33:20
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34:57
07:55
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04:07
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10:40
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03:21
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03:14
04:54
04:30
03:00
04:32
03:34
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12:23
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00:32
30:00
05:26
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07:35
08:06
01:01
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01:01
11:34
12:49
01:34
11:10