je ne comprends rien à

I don't understand anything about …

→ je
phrase Rare #40,015
I don't understand anything about … The phrase is followed by the topic or thing that is not understood.
FR: Je ne comprends rien à cette règle.
EN: I don't understand anything about this rule.

Je ne comprends rien à son roman.

I don't understand anything about his novel.

Je ne comprends rien à ce que vous faites.

I don't understand anything about what you are doing.

— Andhadhun (2018)

Je ne comprends rien à ce que Tom dit.

I don't understand anything Tom is saying.

Je ne comprends rien à ce que vous dites.

I don't understand anything you're saying.

Je ne comprends rien à ce que tu dis !

I don't understand anything you're saying!

— Le Loup de Wall Street (2013)

Écoute, je ne comprends rien à tout ce que tu racontes, OK ?

Listen, I don't understand anything you're saying, OK?

— Mirage (2018)