current get record aspects & get record aspects count APIs support search by keywords. However, the keyword search was added via ILIKE, which is less effective than full text search index.
in #3480, we leveraged the full text search index to search keywords in all record aspects.
This ticket is about migrate the full text search to the two API above as well.
Make record aspects APIs support full text search
keywordsearch was added viaILIKE, which is less effective than full text search index.