The phrase "probes more deeply" is correct and can be used in written English.
It means to investigate or explore more deeply into a subject or topic. Example: The journalist's investigation probes more deeply into the corruption scandal, uncovering new evidence and exposing high-level officials involved.
As a literary critic, Wood probes more deeply into films that for him are "visual texts".
The novel, which incorporates both short stories in expanded form, probes more deeply into the increasing frequency and length of Bertrand's dreams, almost all of which combine sex with menace and shame.
Having covered her father's role in the civil rights movement and his gaining a commanding voice as a liberal activist, here she probes more deeply into family dynamics, narrowing her focus to exclude what didn't directly affect her relationship with her father and her striving to create a life that was not overwhelmed by that monolithic father.
But probe more deeply, and the anxiety that pervades Kashmir quickly becomes evident.
Eventually, it may be immaterial to probe more deeply into how it started.
I called a dozen alumni afterward to probe more deeply into their responses to the poll questions.
Some experts say that could have alerted inspectors to probe more deeply, but the Agriculture Department described the citations as routine.
But the Bush Administration did a couple of things that the press should have probed more deeply.
Unfortunately, he does not probe more deeply into this weakness, or its implications for Israel's confidence in the capability of Palestine's leaders to enforce agreements.
The watchdog was too quick to accept the trust's assurances that care at Stafford was good enough and should have "probed more deeply".
This is where trust supersedes disclosure and causes clients not to probe more deeply into what their adviser has told them.
