The phrase "a frustrating process and" is correct and usable in written English.
It can be used when describing a situation or experience that is difficult or annoying, often leading to a sense of exasperation.
Example: "Learning a new language can be a frustrating process and requires a lot of patience and practice."
Alternatives: "an exasperating experience" or "a challenging endeavor".
"It's not for lack of trying, but sometimes negotiating with the BBC can be a frustrating process, and there are times when I have wondered if the corporation understands the realities of today's commercial world.
It can be a frustrating process and, sometimes, it is a lot slower than we would like it to be".
It is a frustrating process and really difficult to go through".
Still, watching this all unfold was a very frustrating process, and it left me wanting a platform where I could explain in full the kind of challenges facing similar projects that many backers may not know about.
He said he was put through a "frustrating process" by the corporation and wondered if it understood "the realities of today's commercial world".
It's a frustrating process that requires focus, diligence, and persistent persistence, and I sometimes wonder if I'm ever really breaking the habit of being my old negative self.
According to Tongue, the service has improved since the start of the project, but clinicians still faced a frustrating process of restarting their device and reopening the patient record if the connectivity went down.
The National Black Farmers Association answers every call, but it's a frustrating process, for we have very limited resources and the farmers need and deserve answers.
It's a frustrating process, but it doesn't harm the baby (as long as they're peeing and pooping enough, which your nurses will help you track).
It is a frustrating process that Mr. Wigan has learned to love.
When dealing with lengthy rehab, a frustrating process at best, "It's important to be where you're comfortable".
