The phrase "a deeper study" is correct and usable in written English.
It can be used when referring to an analysis or examination that goes beyond surface-level understanding or basic information.
Example: "The researchers conducted a deeper study into the effects of climate change on marine life."
Alternatives: "a more thorough analysis" or "an in-depth examination."
But she also asked the council for a deeper study of nonlethal means of reducing the population.
Mr. Reed then asked Pentagon officials for a deeper study, which was done in 1998 and delivered late that year.
Mr. Derwish's encouragement of a deeper study of Islam coincided with the popular preaching of visiting members of a religious group called Tablighi Jamaat, which sends ordinary Muslims on proselytizing missions around the world.
But a deeper study found that 2,300 works, mostly books, periodicals and other items in the library's Hebraic collection, had been obtained from the American occupation force in Germany.
The latest effort came during this year's legislative session with a bill passed by Senator Jane Nelson, Republican of Flower Mound, that allows a deeper study of schools' fitness data.
The Vatican announced that this new review of seminaries would focus on two issues that were also central in the last review: whether seminaries are teaching "Catholic moral doctrine in its integrity," and "the need for a deeper study of the criteria of suitability of candidates to the priesthood".
"They have a natural intellect, a reasonable relation to everything, with a deep study of questions," she told me.
To smooth out the ride, Thrun and Urmson had to make a deep study of the physics of driving.
A deep study of the imagery of Persian, Turkish, and Arabic is essential for the proper understanding and enjoyment of their poetry and belles lettres.
As Naomi Watts's feckless, emotionally sleazy lover in last year's screen adaptation of Somerset Maugham's "The Painted Veil," Schreiber had a passion and a coldness that were practically clinical; the performance was a deep study in shallowness.
The intimate physical scenes come as only one element of a deep study of the relationship between the two young women as it grows from young first love into domesticity.
