YOU SAID:

It must be five o'clock somewhere.

INTO JAPANESE

どこかで５時に違いない。

BACK INTO ENGLISH

It must be five somewhere.

INTO JAPANESE

どこかで5に違いない。

BACK INTO ENGLISH

Must be five somewhere.

INTO JAPANESE

どこかに５人いるはずだ

BACK INTO ENGLISH

There must be five of them out there somewhere.

INTO JAPANESE

あそこに５人いるはずだ

BACK INTO ENGLISH

There should be five of them over there.

INTO JAPANESE

あそこに５人いるはずだ。

BACK INTO ENGLISH

There should be five of them over there.