Many of those are spelling corrections that I don't need to remember.
I do make extensive use of sub-searches in Typinator, and in some circumstances I use key word/codes to make things easy to find.
Here's an example of the latter:
"h" is the sub-search code which is a mnemonic for "handlers" (my AppleScript handlers).
The prefix code identifies which library the handler is in.
So "h flb perl" will find any handlers that use Perl in my AppleScript "Find" library.
I use categories and sub-searches whenever something is likely to be hard to find.
I have something over 80 categories:
The "Date Strings" example above uses "ds" as its sub-search ID:
So it's easy to get there and find what I'm looking for (if I forget my direct abbreviation):