Translation of "있었을까요" in English

무엇이 있었을까요?

What might be out there?

이보다 더 순수할 때가 있었을까요?

What could be more innocent than that?

하지만 데이나를 더 빨리 구할 수도 있었을까요?

But could we have gotten to Dana faster?

저를 성공적이라고 생각하게 했다면, 왜 제가 병원에 앉아 있었을까요?

deemed me successful, why was I siting in the hospital?