없는 걸

there isn't

→ 없다
phrase Rare #29,193
there isn't Depending on the sentence, it can also mean “don't have.” 걸 can refer to the fact that something is absent or be used as a conversational ending emphasizing that fact.
KO: 오늘은 시간이 없는 걸.
EN: There isn't any time today.

아니, 내가 없어도 아무 지장이 없는 걸 알게 되면 큰일 이거든

No, it would be a disaster if they found out that everything works just fine without me.

— 이키루 (1952)

뒤에도 없는 걸… 오무의 무리가 이리 오고 있어 뭐라고?

There’s nothing behind us either… A herd of Ohmu is coming this way. What did you say?

— 바람계곡의 나우시카 (1984)

홍콩에 돌아가야 하는데 돈이 없는 걸 어떻게 해!

I have to get back to Hong Kong, but I don’t have any money! What am I supposed to do?

— 해피 투게더 (1997)