YOU SAID:

sometimes I cannot see and I don't know why

INTO JAPANESE

ときどき目が見えず、理由がわからない

BACK INTO ENGLISH

Sometimes I can't see and I don't know why

INTO JAPANESE

たまに目が見えない、原因がわからない

BACK INTO ENGLISH

Sometimes I can't see, I don't know why

INTO JAPANESE

たまに目が見えない、理由がわからない

BACK INTO ENGLISH

Sometimes I can't see, I don't know why