I wouldn't use "Teddy" to look for single strings, at least not without heavy modification. The boring approach of hunting for a predicate or two with PCMPEQB o

I wouldn't use "Teddy" to look for single strings, at least not without heavy modification. The boring approach of hunting for a predicate or two with PCMPEQB or equivalent then shift-and'ing things together has worked well in practice for that sort of thing, although it can be a bit brittle if you get the predicate(s) wrong.