An diofar eadar na mùthaidhean a rinneadh air "550an"

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b r2.7.1) (robot Adding: sv:550-talet
b Robot: Adding yo:Ẹ̀wádún 550
Loidhne 72:
[[uk:550-ті]]
[[uz:550-lar]]
[[yo:Ẹ̀wádún 550]]
[[zh:550年代]]
[[zh-yue:550年代]]