-ey eee eem eep ees eet eey eie eii eim eip eis eit em- eme emi emm emp ems emt ep- epe epi epm epp eps ept es- ese esi esm esp ess est esy ete eti etm etp ets ett ety eye eym eyp eys eyt ie- iee iei iem iep ies iet iey iie iii iim iip iis iit im- ime imi imm imp ims imt imy ipe ipi ipm ipp ips ipt ipy is- ise isi ism isp iss ist isy ite iti itm itp its itt ity iye iym iys iyt iyy mee mei mem mep mes met mey mi- mie mii mim mip mis mit miy mme mmi mmm mmp mms mmt mpe mpi mpm mpp mps mpt mse msi msm msp mss mst msy mte mti mtm mtp mts mtt my- mye mym mys myt p-p pee pei pem pep pes pet pey pie pii pim pip pis pit pme pmi pmm pmp pms pmt ppe ppi ppm ppp pps ppt ps- pse psi psm psp pss pst psy pt- pte pti ptm ptp pts ptt pty py- pye pym pys pyt se- see sei sem sep ses set sey sie sii sim sip sis sit sme smi smm smp sms smt smy spe spi spm spp sps spt spy ss- sse ssi ssm ssp sss sst ste sti stm stp sts stt sty sy- sye syi sym syp sys syt te- tee tei tem tep tes tet tey tie tii tim tip tis tit tiy tme tmi tmm tmp tms tmt tmy tpe tpi tpm tpp tps tpt tse tsi tsm tsp tss tst tsy tte tti ttm ttp tts ttt tty tye tym typ tys tyt yee yei yem yep yes yet yey yie yii yim yip yis yit yme ymi ymm yms ymt yps yse ysi ysm ysp yss yst ysy yte ytm ytp yts ytt yye yys yyt yyy