YOU SAID:
My mom said I cant talk to you
INTO JAPANESE
私のお母さんはあなたと話すことができないと言いました
BACK INTO ENGLISH
My mom said she couldn't talk to you
INTO JAPANESE
私のお母さんはあなたと話せないと言った
BACK INTO ENGLISH
My mom said she couldn't talk to you
You've done this before, haven't you.