-up iii iim iip iis iit iiu im- imi imm imp ims imt imu ipi ipm ipp ips ipt ipu is- isi ism isp iss ist isu iti itm itp its itt itu iu- iui ium iup ius iut mi- mii mim mip mis mit miu mmi mmm mmp mms mmt mmu mpi mpm mpp mps mpt mpu msi msm msp mss mst msu mti mtm mtp mts mtt mtu mui mum mup mus mut muu p-p pii pim pip pis pit piu pmi pmm pmp pms pmt pmu ppi ppm ppp pps ppt ppu ps- psi psm psp pss pst psu pt- pti ptm ptp pts ptt ptu pui pum pup pus put puu sii sim sip sis sit siu smi smm smp sms smt smu spi spm spp sps spt spu ss- ssi ssm ssp sss sst ssu sti stm stp sts stt stu sui sum sup sus sut suu tii tim tip tis tit tiu tmi tmm tmp tms tmt tmu tpi tpm tpp tps tpt tpu tsi tsm tsp tss tst tsu tti ttm ttp tts ttt ttu tui tum tup tus tut tuu uii uim uip uis uit uiu um- umi umm ump ums umt umu up- upi upm upp ups upt upu usi usm usp uss ust usu uti utm utp uts utt utu uum uus uut uuu