Looking on the internet deeply has found these results:

enroll for graduate school is the most popular phrase on the web.

enroll on graduate school 10 results on the web	enroll for graduate school 13 results on the web More popular!
Some examples and use cases from the internet:	Some examples and use cases from the internet:
It doesn't look like this phrase is very popular! The search could not find any examples on the internet.	The deadline for admissions to enroll for graduate school at MSU is around December 15. I do not have any specific openings for graduate students at this time,�... Mar 4, 2011 ... Currently, I'm 3rd year ungrad student in South Korea majoring in International Studies & I would like to enroll for graduate school in Harvard�... Dec 4, 2012 ... PARK In Young said: �My goal is to enroll for graduate school and study towards building a world in which everyone can enjoy the benefits of�...

enroll on graduate school

10 results on the web

enroll for graduate school

13 results on the web

More popular!

It doesn't look like this phrase is very popular! The search could not find any examples on the internet.

The deadline for admissions to enroll for graduate school at MSU is around December 15. I do not have any specific openings for graduate students at this time,�...
Mar 4, 2011 ... Currently, I'm 3rd year ungrad student in South Korea majoring in International Studies & I would like to enroll for graduate school in Harvard�...
Dec 4, 2012 ... PARK In Young said: �My goal is to enroll for graduate school and study towards building a world in which everyone can enjoy the benefits of�...