The phrase "able to delve into" is correct and usable in written English.
It can be used when discussing someone's capability to explore or investigate a subject in depth.
Example: "As a researcher, she is able to delve into complex topics and uncover new insights."
Alternatives: "capable of exploring" or "able to investigate".
Fans of the footballer will be able to delve into the 48-year-old's colourful past in his new documentary Gascoigne, which premiered in London on Monday.
But they will be able to delve into the new multicultural spirit of a reinvigorated continent for new economic, social and political formulas.
In doing so Mr Crawford charts the creation of one of the finest pieces of literature in the 20th century.Few previous biographies have been able to delve into the early years of Eliot's life.
By conducting its own investigations, starting from scratch and reaching into corners the original inquiry might have missed or not been legally able to delve into, the commission decides whether the original judgment was safe.
The European one will be able to drill a couple of yards into Martian rock, much deeper than the couple of inches that Curiosity was able to delve into.
So I think the creativity and intuition and human ability to think clearly, it's not something we're going to be able to delve into deeply with objective metrics anytime soon.
Instead of teaching the information covered in the assignment, Miyagawa was able to delve deeper into the subject matter.
I'm able to delve wholeheartedly into work that will hopefully one day improve oncological treatment options.
"Using data from the patients in the trial as well as developing model systems from metastatic biopsies from those patients, we've been able to delve deeper into understanding why certain patients responded and others didn't.
After spending years getting to know the two drifters - by then on death row - who slaughtered a Kansas farm family for $27 and a transistor-radio, Capote was able to delve deeply into the psyche of 1950s underclass America, and to elicit sympathy even for two such miserable specimens as Perry Smith and Dick Hickock.
Our survey was not able to delve deeply into this, because of lack of standards for comparison, but we could consider diagnostic accuracy, having in mind the certain fact that this is a prerequisite for good care [35].
