не так много времени

not much time

→ не
phrase Uncommon #15,049
not much time Used to say that the amount of time is limited or less than expected. The noun after много is in the genitive case; времени is the genitive form of время.
RU: У нас не так много времени, поэтому давайте начнём.
EN: We don’t have much time, so let’s begin.

У меня не так много времени, нужно доехать побыстрее.

I don't have much time, so I need to get there as quickly as possible.

— Таксист (2017)

У нас не так много времени.

We don't have much time.

— Титаник (1997)

Я не так много времени провожу дома.

I don't spend that much time at home.

У меня не так много времени, как у вас.

I don't have as much time as you do.