'busy to study' is a perfectly valid phrase in written English.
This phrase can typically be used to describe someone who is occupied in studying, such as, for example, "Sara was too busy to study for her upcoming test".
Let's all take a second out of our busy lives to study Mike Skinner's favourite pair.
She gained a poor degree, excusing herself that she had been too busy with politics to study well.The 1930s were a miserable time for a socialist.
Perhaps the fresh crop of G.O.P. revolutionaries has been too busy revisiting 1776 to study the history of Newt Gingrich's swaggering revolution of 1995.
It should keep scientists busy for years, enabling them to study the full history of galaxy formation and evolution.
We did not attempt to study the busiest day, as Labreche et al did [ 33]; however, the number of tasks that are accomplished in our study is in the same order as those they reported.
Thus, not only are students distracted while trying to study in a busy coffee shop, dorm, or student union, but distractions are also prevalent during the lectures themselves.
Train yourself by attempting to study in a really busy spot, like a cafeteria.
The high drop-out rate especially in the C-group reflects the difficulties in recruiting busy clinicians to studies of this kind which included a time consuming MSF procedure.
I try to keep busy by studying Mandarin outside my course.
Eleven of the twenty practices were too busy to participate in the study, and one was disinterested in the topic of GWG.
To date 13% have dropped out, on average within the first 6 weeks (5.9±4.0, weeks, mean±SD, min 0.4-max 15.4 weeks) after recruitment (main reasons include: difficult to give daily drops, too busy to comply with the study procedures).
