YOU SAID:

It's probably a good idea to speak more Portuguese

INTO JAPANESE

ポルトガル語を話すのはおそらく良い考えです

BACK INTO ENGLISH

Speaking Portuguese is probably a good idea

INTO JAPANESE

おそらくポルトガル語は良い考えです

BACK INTO ENGLISH

Perhaps Portuguese is a good idea

INTO JAPANESE

多分ポルトガル語は良い考えです

BACK INTO ENGLISH

Perhaps Portuguese is a good idea