英和和英

purposes of this study

this field of study

background of this study

The subjects in this study perseverated

In this research

the result of the study

The study is worth it.

I'm researching

an exhaustive study

an exhaustive study

do research

I am proceeding with the study.

a subject for study

a thorough study

under study

an in‐depth study

to make a profound study of

The research so far

a subject of study

a subject of study

a study

do research on the subject

Tackle research

specialize one's research

to go through a long course of study―make a long study of a subject

to go through a long course of study

interdisciplinary studies

make advances in one's studies

to investigate and study

well along in their research