YOU SAID:

I can not understand what I can say

INTO JAPANESE

私は何を言うことができるか理解できない

BACK INTO ENGLISH

I don't understand what I can say

INTO JAPANESE

私は何を言うことができるのか分からない

BACK INTO ENGLISH

I don't know what I can say

INTO JAPANESE

私は何を言うことができるのか分からない

BACK INTO ENGLISH

I don't know what I can say