You have at least one rule missing. For example, in
Text1=
'ABNAGENDRACSURENDRADJITHENDRAXNARENDRABVEERNDARAXDRMNDRAXRVINDRABNAGENDRACSURENDRADJITHEN'
The first A not followed by a B, C or D is "AGENDR". Why is that "A" excluded?
SQL DBA,SQL Server MVP(07, 08, 09) "It's a dog-eat-dog world, and I'm wearing Milk-Bone underwear." "Norm", on "Cheers". Also from "Cheers", from "Carla": "You need to know 3 things about Tortelli men: Tortelli men draw women like flies; Tortelli men treat women like flies; Tortelli men's brains are in their flies".