-up m-o mmm mmo mmp mms mmt mmu mom moo mop mos mot mou moy mpm mpo mpp mps mpt mpu msm mso msp mss mst msu msy mtm mto mtp mts mtt mtu mum mup mus mut muu muy my- mym myo mys myt myu om- omm omo omp oms omt omu omy oo- oom ooo oop oos oot op- opm opo opp ops opt opy os- osm oso osp oss ost osu ot- otm oto otp ots ott otu ou- oum ouo oup ous out oyo oys p-p pmm pmo pmp pms pmt pmu pom poo pop pos pot pou poy ppm ppo ppp pps ppt ppu ps- psm pso psp pss pst psu psy pt- ptm pto ptp pts ptt ptu pty pum pup pus put puu puy py- pym pyo pys pyt pyu smm smo smp sms smt smu smy som soo sop sos sot sou soy spm spo spp sps spt spu spy ss- ssm sso ssp sss sst ssu stm sto stp sts stt stu sty sum suo sup sus sut suu suy sy- sym syp sys syt syu tmm tmo tmp tms tmt tmu tmy to- tom too top tos tot tou toy tpm tpo tpp tps tpt tpu tsm tso tsp tss tst tsu tsy ttm tto ttp tts ttt ttu tty tum tuo tup tus tut tuu tuy tym tyo typ tys tyt um- umm umo ump ums umt umu uom uoo uop uos uot up- upm upo upp ups upt upu usm uso usp uss ust usu utm uto utp uts utt utu uty uum uus uut uuu uyo uys uyu ymm ymo yms ymt yom yoo yop yos yot you yoy ypo yps ypu ysm yso ysp yss yst ysu ysy ytm yto ytp yts ytt ytu yum yuo yup yus yut yuu yuy yys yyt yyu yyy