"relentlessly explored" is a correct and usable phrase in written English.
You could use it when talking about how a particular topic has been examined in great detail, with no respite for the examiner. For example, "The scientist relentlessly explored the new chemical compound, working night and day to uncover its properties."
And in the nine history plays he wrote in the 1590s he also relentlessly explored the nature of Englishness.
It is just the latest point of tension between two teams, who have relentlessly explored the grey areas of conduct and sportsmanship.
"There is a feeling of exhaustion with the PT," Fleury said, "after the issue of allegations of corruption, relentlessly explored by the media".
The best moments in "Homeland" have relentlessly explored the aching, perilous journeys of people who continually ask two questions, personally and professionally: "Is what I see and think real, or is it all in my head?
He was, at bottom, an illuminator, relentlessly exploring viewers' perception of the play of light on the screen.
He also started relentlessly exploring how to make the company profitable, building an expansive sales team of more than 400 employees who sell a variety of advertisement options on Twitter.
Its big runaway comedy hit of the last few years has been Transparent, a series where a family of listlessly mumbling entitled brats do nothing but relentlessly explore their navels in depressed ways.
Growing your faith in god requires that you relentlessly explore the intricacies of your faith and your relationship to your belief system.
Chance, and the power of political systems to shape the course that lives took, were two themes she explored relentlessly.
Exposing raku ware to combustible material in an oxygen-deprived chamber, rather than letting it cool in the air or water, opened new possibilities that Mr. Soldner explored relentlessly, developing new textures and color effects in pieces that placed a premium on spontaneity.
It's important that this is explored so relentlessly in TV and movies.
