This is the 58th most frequent Korean word.
있도록
"있도록" means "so that (something exists or happens)."
Here, '있도록' conveys the purpose of the improvement to enable a condition where focus is possible.
학생들이 집중할 수 있도록 교실 환경을 개선했습니다.
The classroom environment was improved so that students could focus.
'있도록' in this sentence is used to depict a purpose, ensuring light entry.
빛이 들어올 수 있도록 창문을 열어 두세요.
Leave the windows open so that light can come in.
In this usage, '있도록' is used to express a purpose, indicating the action is done so as to allow the subsequent situation to occur.