-er -up eee eem eeo eep eer ees em- eme emm emo emp emr ems emu eo- eoe eom eoo eop eor eos eou ep- epe epm epo epp epr eps epu epz ere erm ero erp err ers eru erz es- ese esm eso esp esr ess esu eu- eue eup eur eus eze ezo ezr ezs ezz m-o m-r mee mem meo mep mer mes meu mez mme mmm mmo mmp mmr mms mmu mmz moe mom moo mop mor mos mou moz mpe mpm mpo mpp mpr mps mpu mre mrm mro mrp mrr mrs mru mrz mse msm mso msp msr mss msu mue mum mup mur mus muu mzm mzp oee oem oeo oep oer oes om- ome omm omo omp omr oms omu omz oo- oom ooo oop oor oos op- ope opm opo opp opr ops or- ore orm oro orp orr ors oru orz os- ose osm oso osp osr oss osu ou- oue oum ouo oup our ous oze ozm ozo ozs ozu ozz p-p pee pem peo pep per pes peu pez pme pmm pmo pmp pmr pms pmu pmz poe pom poo pop por pos pou poz ppe ppm ppo ppp ppr pps ppu ppz pre prm pro prp prr prs pru prz ps- pse psm pso psp psr pss psu pue pum pup pur pus puu puz pzm pzp re- ree rem reo rep rer res reu rez rme rmm rmo rmp rmr rms roe rom roo rop ror ros rou roz rpe rpm rpo rpp rpr rps rpu rpz rrm rrp rrr rrs rru rse rsm rso rsp rsr rss rsu rue rum ruo rup rur rus ruu ruz rze rzm rzo se- see sem seo sep ser ses seu sez sme smm smo smp smr sms smu smz soe som soo sop sor sos sou soz spe spm spo spp spr sps spu spz sr- sre srm sro srp srr srs ss- sse ssm sso ssp ssr sss ssu ssz sue sum suo sup sur sus suu suz sze szp szr szu uee uem uep uer ues um- ume umm umo ump umr ums umu uoe uom uoo uop uor uos up- upe upm upo upp upr ups upu upz ur- ure urm uro urp urr urs uru urz use usm uso usp usr uss usu usz uue uum uur uus uuu uzo uzu zee zem zeo zep zer zes zez zmm zmp zms zo- zoe zom zoo zor zos zou zpe zpm zpo zpp zpr zpu zro zrp zrs zse zsm zsu zsz zum zur zus zuz zzr zzs zzz