EXACTF EXACT, str ; Match this non-UTF-8 string (not guaranteed to be folded) using /id rules (w/len).
EXACTFL EXACT, str ; Match this string (not guaranteed to be folded) using /il rules (w/len).
EXACTFU EXACT, str ; Match this string (folded iff in UTF-8, length in folding doesn't change if not in UTF-8) using /iu rules (w/len).
-EXACTFA EXACT, str ; Match this string (not guaranteed to be folded) using /iaa rules (w/len).
+EXACTFAA EXACT, str ; Match this string (not guaranteed to be folded) using /iaa rules (w/len).
# End of important relative ordering.
EXACTFU_SS EXACT, str ; Match this string (folded iff in UTF-8, length in folding may change even if not in UTF-8) using /iu rules (w/len).
EXACTFLU8 EXACT, str ; Rare cirucmstances: like EXACTFU, but is under /l, UTF-8, folded, and everything in it is above 255.
-EXACTFA_NO_TRIE EXACT, str ; Match this string (which is not trie-able; not guaranteed to be folded) using /iaa rules (w/len).
+EXACTFAA_NO_TRIE EXACT, str ; Match this string (which is not trie-able; not guaranteed to be folded) using /iaa rules (w/len).
#*Do nothing types