YOU SAID:

but I can't swim anymore

INTO JAPANESE

私はもう泳ぐことはできませんが、

BACK INTO ENGLISH

I can't swim anymore,

INTO JAPANESE

私はもう、泳ぐことはできません。

BACK INTO ENGLISH

I can't swim anymore.

INTO JAPANESE

私はもう泳ぐことはできません。

BACK INTO ENGLISH

I can't swim anymore.