The phrase "almost exclusively directed" is correct and usable in written English.
It can be used to describe something that is primarily focused or aimed at a specific target or audience, with only a few exceptions.
Example: "The marketing campaign was almost exclusively directed at young adults, with only a small portion aimed at older demographics."
Alternatives: "primarily aimed" or "mainly focused".
But our efforts have been almost exclusively directed towards Rwanda.
After years of a close alliance during which the pair almost exclusively directed Israel's campaign against Iran's nuclear program, Mr. Netanyahu and Mr. Barak have been trading the kind of barbs that would appear, at least for now, to mean an end to that kind of intimate cooperation.
"The larger truth hidden in the government's sterilisation efforts is that it is almost exclusively directed at women.
Since the budget request, though, the White House has asked for a supplemental bill that would allocate $1.1 billion, almost exclusively directed toward evidence-based, medication-assisted treatment, the kind of dramatic move that at least has the potential to turn the epidemic around.
Immunoglobulin E sensitization was almost exclusively directed against house dust mite (HDM) allergens.
We found that the VP1-specific IgG1 responses were almost exclusively directed against the N-terminal VP1 fragment in healthy as well as asthmatic subjects (Fig. 3, upper panel).
The addition of formaldehyde to phenol was almost exclusively ortho directed.
Those funds have almost exclusively been directed to Waterfront Strategies, a separate corporate entity run by the Democratic media consulting firm GMMB created to do work for super PACs.
We must reconsider our allocation of research funds, now focused almost exclusively on centrally directed systematic programs.
Al-Qaeda recruitment relied almost exclusively on direct contact in mosques or other settings, he said, but "now, 90 percent are being recruited online".
Over the next 17 years Hanna and Barbera worked almost exclusively on Tom and Jerry, directing more than 114 highly popular cartoon shorts.
