Australia's Ariarne Titmus wins 400m freestyle in world record ...
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100m Freestyle World Record
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List of world records in swimming - Wikipedia
List of world records in swimming - Wikipedia
200m Freestyle World Record
50m Freestyle World Record
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Chinese Olympic and world-record-holding competitive swimmer Sun ...
Ian Thorpe 2002 400m Freestyle World Record - YouTube
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Swimming: Wang Jianjiahe breaks 400m freestyle world record ...
Sophie Casson breaks 400m Free world record | Masters National Champs
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China's Sun blazes to record fourth 400m freestyle world crown
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Ledecky sets 400m Freestyle world record with comfortable win ...
Australia sets new world record in women's 400m freestyle ...
Chinese Olympic and world-record-holding competitive swimmer Sun ...
