-er -up eee eek eem een eep eer eie eii eik eim ein eip eir eiu eke eki ekp ekr eku em- eme emi emk emm emn emp emr emu en- ene eni enk enm enn enp enr enu ep- epe epi epm epn epp epr epu ere eri erk erm ern erp err eru eu- eue eui eun eup eur ie- iee iei iek iem ien iep ier iie iii iim iin iip iir iiu ike iki ikk ikr iku im- ime imi imm imn imp imu in- ine ini ink inm inn inp inr inu ipe ipi ipm ipn ipp ipr ipu ir- ire iri irk irm irn irp irr iru iu- iue iui ium iup iur ke- kee kei kek kem ken kep ker kie kii kik kim kin kip kir kiu kke kki kkk kkm kkn kkp kkr kku kme kmi kmk kmm kmp kmu kn- kne kni knk knm knn knp knr knu kpe kpi kpk kpm kpn kpp kpr kpu kri krk krn krp krr kru kue kui kuk kum kun kup kur kuu m-r mee mei mek mem men mep mer meu mi- mie mii mik mim min mip mir miu mke mkk mkm mkn mkp mkr mku mme mmi mmk mmm mmn mmp mmr mmu mne mni mnk mnm mnn mnp mnr mnu mpe mpi mpk mpm mpn mpp mpr mpu mre mri mrk mrm mrn mrp mrr mru mue mui muk mum mun mup mur muu n-i ne- nee nei nek nem nen nep ner neu nie nii nik nim nin nip nir niu nke nki nkk nkm nkn nkp nkr nku nme nmi nmk nmm nmn nmp nmr nmu nne nni nnk nnm nnn nnp nnu npe npi npm npn npp npr npu nre nri nrk nrm nrn nrp nrr nru nue nui nuk num nun nup nur nuu p-p pee pei pek pem pen pep per peu pie pii pik pim pin pip pir piu pke pki pkm pkn pkp pkr pku pme pmi pmk pmm pmn pmp pmr pmu pn- pne pni pnk pnm pnn pnp pnr pnu ppe ppi ppk ppm ppn ppp ppr ppu pre pri prk prm prn prp prr pru pue pui puk pum pun pup pur puu re- ree rei rek rem ren rep rer reu rie rii rik rim rin rip rir rke rkk rkm rkp rku rme rmi rmm rmn rmp rmr rni rnm rnn rnp rnr rnu rpe rpi rpk rpm rpn rpp rpr rpu rri rrk rrm rrn rrp rrr rru rue rui ruk rum run rup rur ruu uee uei uem uen uep uer uie uii uim uin uip uir uiu uke uki ukk ukn ukp ukr uku um- ume umi umm umn ump umr umu un- une uni unk unm unn unp unr unu up- upe upi upk upm upn upp upr upu ur- ure uri urk urm urn urp urr uru uue uum uun uur uuu