eeee eete eiei eier eime eimi eipr eire eiti eitm eitr emer emet emii emim emir emit emme emmi empe empi empt emre emte emtp epee eper epi- epie epip epit eppp eprp epte erei erem erer eret erie erim erit erme erpe erre etee etem eter etim etre etrm ette etti ieet ieie ieme iere ieri ietm iett iiie iiii iiit iipm iitm iitr iitt imep imer imet imir imit imme immi immt impi impr impt imre imri imrr iper ipet ipie ipmi ipmp ippr ipri iree irem irer iri- irie irip irpe irre irri irte irti irtp item itep iter itet itie itim itme itri meem meep meer meet meir meit meme memr mepe mer- mere meri merm merp mert met- mete meti mett miee miem miep mier miet miii miit mim- mime mimi mimp mipi mipr mipt mire miri mirr mirt mit- mite miti mitm mitt mmii mmmm mmpi mmpr mmrp mpie mpir mpit mppe mppp mpri mprp mptp mree mrtm mrtt mtep mtre mtrr mttr peep peer peet peip peir peit pemt pepe pepi per- pere peri perm perp perr pert pete peti petr pett piem piep pier piet piip pime pimi pimp pimt pipe pipi pipp pire piri pirr pite piti pitr pitt pmip pmmp pmpm pmrt pper ppie pppp pprm pptt pre- pree prem prep pret pri- prie prii prim prri prrm prti prtm prtp prtr pter ptmp reem reep reet reii reim reir reit reme remi remp repe repi repp repr rept rere reri rert rete reti retr rett riem riep rier riet rime rimi rimm ripe ripi ripp ripr ript rire riri rite riti ritt rmrp rpet rpii rrmp rrrr rtee rtei rtmi rtmp rttp teem teer teet teie teim teip teir teme temp tepe tepi tepp ter- tere teri term terp terr tete teti tetr tett tie- tiee tiei tiep tier tiet tiit time timi timm timp tip- tipe tipi tipp tipt tire tiri tirr tite titi titp titt tmep tmtt tper tpir tpmt tppp tppr tpte tptp tptr tre- tree trei trem tret tri- trie trim trip trit trmi trpe trpm trpp trte trtr tter ttim tttt