Air flow under water:
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Small waves beat against the side of the boat
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Forest, river flowing, birds
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Ski Jump
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Drips in a public shower room, Water flows
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Water dripping into a metal sink
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Water flows into a bucket, basin
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Water pressure from a pipe, Sewage
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Bubbles of water
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Children swimming, Beach
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Water flows down the gutter, Light rain
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Nature, night, river flowing, crickets
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Air flow under water
★★★★★
