-er a-a a-i aaa aae aai aak aam aao aar aea aee aei aek aem aeo aer ai- aia aie aii aik aim aio air aka ake aki akk akm ako akr ama ame ami amk amm amo amr aoa aoe aoi aok aom aoo aor ar- ara are ari ark arm aro arr eaa eae eai eak eam eao ear eea eee eek eem eeo eer eia eie eii eik eim eio eir eka eke eki eko ekr em- ema eme emi emk emm emo emr eo- eoa eoe eoi eok eom eoo eor era ere eri erk erm ero err ia- iaa iae iai iam iao iar ie- iea iee iei iek iem ier iia iie iii iim iio iir ika ike iki ikk iko ikr im- ima ime imi imm imo io- ioa ioe ioi iom ioo ior ir- ira ire iri irk irm iro irr ka- kaa kae kai kak kam kao kar ke- kea kee kei kek kem keo ker kia kie kii kik kim kio kir kke kki kkk kkm kkr kma kme kmi kmk kmm kmo koa koe koi kok kom koo kor kra kri krk kro krr m-o m-r maa mae mai mak mam mao mar mea mee mei mek mem meo mer mi- mia mie mii mik mim mio mir mka mke mkk mkm mko mkr mma mme mmi mmk mmm mmo mmr moa moe moi mok mom moo mor mra mre mri mrk mrm mro mrr o-i oaa oae oai oak oam oao oar oea oee oei oem oeo oer oia oie oii oik oim oio oir oka oke oki okk oko okr om- oma ome omi omm omo omr oo- ooa ooi ook oom ooo oor or- ora ore ori ork orm oro orr ra- raa rae rai rak ram rao rar re- rea ree rei rek rem reo rer ria rie rii rik rim rio rir rke rkk rkm rko rma rme rmi rmm rmo rmr roa roe roi rok rom roo ror rra rri rrk rrm rrr