Usafi wa mazingira : Tofauti kati ya masahihisho

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d r2.6.4) (roboti Badiliko: ca:Sanejament urbà
d r2.7.1) (roboti Nyongeza: zh-min-nan:Khoân-kèng ūi-seng
Mstari 157:
[[ru:Санитария]]
[[uk:Санітарія]]
[[zh-min-nan:Khoân-kèng ūi-seng]]