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Athlete making effort to do last sit-up
Fit woman exercising her abdominal muscles lying on her back on the floor raising her legs and head in the air, studio portrait over white
A close-up image of a female college student in comfy clothes holding a pencil, writing something in a notebook at a table indoors. doing homework, keeping diary, making to do list
Young black female hands typing on pc keyboard. African business woman user using laptop computer working online, searching tech data in internet sitting at desk in home office. Close up view.
Women lying on the floor while doing sit ups

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