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Seven billion people
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Numbers
Seven billion people are enough.
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Bảy tỷ người là đủ.
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Numbers
Seven billion people ☊ 
☊ Numbers Seven billion people are enough. ☊ Bảy tỷ người là đủ. ☊ Numbers Seven billion people ☊ ☊ Numbers Seven billion people are enough. ☊ Bảy tỷ người là đủ. ☊ Numbers