a-a a-i aaa aai aak aam aao aap aar ai- aia aii aik aim aio aip air aka aki akk akm ako akp akr ama ami amk amm amo amp amr aoa aoi aok aom aoo aop aor ap- apa api apk apm apo app apr ar- ara ari ark arm aro arp arr ia- iaa iai iam iao iap iar iia iii iim iio iip iir ika iki ikk iko ikr im- ima imi imm imo imp io- ioa ioi iom ioo iop ior ipa ipi ipm ipo ipp ipr ir- ira iri irk irm iro irp irr ka- kaa kai kak kam kao kap kar kia kii kik kim kio kip kir kki kkk kkm kkp kkr kma kmi kmk kmm kmo kmp koa koi kok kom koo kop kor kpa kpi kpk kpm kpo kpp kpr kra kri krk kro krp krr m-o m-r maa mai mak mam mao map mar mi- mia mii mik mim mio mip mir mka mkk mkm mko mkp mkr mma mmi mmk mmm mmo mmp mmr moa moi mok mom moo mop mor mpa mpi mpk mpm mpo mpp mpr mra mri mrk mrm mro mrp mrr o-i oaa oai oak oam oao oap oar oia oii oik oim oio oip oir oka oki okk oko okp okr om- oma omi omm omo omp omr oo- ooa ooi ook oom ooo oop oor op- opa opi opk opm opo opp opr or- ora ori ork orm oro orp orr p-p paa pai pak pam pao pap par pia pii pik pim pio pip pir pka pki pkm pko pkp pkr pma pmi pmk pmm pmo pmp pmr poa poi pok pom poo pop por ppa ppi ppk ppm ppo ppp ppr pra pri prk prm pro prp prr ra- raa rai rak ram rao rap rar ria rii rik rim rio rip rir rkk rkm rko rkp rma rmi rmm rmo rmp rmr roa roi rok rom roo rop ror rpa rpi rpk rpm rpo rpp rpr rra rri rrk rrm rrp rrr