This is the 839th most frequent Korean word.
최대한
"최대한" means "to the maximum" or "as much as possible."
'최대한' in this sentence is used to emphasize the effort to its maximum potential when studying.
나는 최대한 열심히 공부하려고 노력하고 있어요.
I am trying to study as hard as possible.
Here, '최대한' is modifying '빨리' to indicate the fastest potential time frame for arriving.
우리는 최대한 빨리 그곳에 도착해야 합니다.
We need to arrive there as soon as possible.
'최대한' is used to quantify '많은 정보,' meaning gathering the most information achievable.