The Trainer does this somewhat--it categorizes flaws into 3 broad groups. And the Trainer really helps train your brain to identify flaws even when it's not required by the question stem. Definitely helps to understand each type of flaw better!
I think you might be able to make the case for that, though it perhaps wouldn't be in the traditional sense of what we talk about when we talk about part to whole flaws...
... showed that my understanding of flaws has been limited. I think ... mind that necessary assumptions are flaws. I’m almost embarrassed to ... is riddled with splinter-like flaws. It seems so obvious now ...
Thank you @"GSU Hopeful" ! Yes, I have been working on identifying flaws as @Pacifico mentioned. It has helped, but it seems like I have a timing problem as well. I'm trying to concentrate on the fundamentals.