General : - allowed chars : 0123456789.qwertyuiopasdfghjklzxcvbnm<>!:,+-@$%()[]*^ - other found in text are removed - syntax is not case sensitive Undefined ranks (rong) and suits (xyzw) x y z w allow to match suits depends on combination zzyy match hand with 2 suits pairs (ex: As9c7s5c) zzz force