look into
US /lʊk ˈɪntuː/
UK /lʊk ˈɪntuː/

1.
调查, 研究
to investigate or examine something, especially a problem or a complaint
:
•
The police are going to look into the matter.
警方将调查此事。
•
We need to look into why sales have dropped.
我们需要调查销售额下降的原因。