eeee eele eete elee elem eler elet elle elme elml elte emel emer emet emle emlm emme emml emre emte erel erem erer eret erle erll erme erre ertl etee etel etem eter etre etrm ette leel leem leer leet lele lell leme lemm lere lerm lert lete lett llet llll lmmr lrmt lrrr ltee lttr meel meem meer meet mel- mele mell melt meme meml memr mer- mere merl merm mert met- mete mett mlle mltr mmmm mree mrml mrtm mrtt mtel mtle mtre mtrl mtrr mttr reel reem reet rele rell relm relt reme rere rert rete retr rett rlee rlml rmll rrle rrrr rtee rtle rtlt rtml teel teem teer teet tel- tele tell telt teme ter- tere term terr tete tetr tett tmtt tre- tree trem tret trml trte trtr tter ttml tttt