i-v iii iim iio iir iki ikk iko ikr ikv im- imi imm imo imv io- ioi iom ioo ior iov ir- iri irk irm iro irr irv ivi ivo ivr ivv kii kik kim kio kir kiv kki kkk kkm kkr kkv kmi kmk kmm kmo koi kok kom koo kor kri krk kro krr krv kvi kvk kvm kvo kvr kvv m-o m-r m-v mi- mii mik mim mio mir miv mkk mkm mko mkr mkv mmi mmk mmm mmo mmr mmv moi mok mom moo mor mov mri mrk mrm mro mrr mrv mvi mvm mvo mvr mvv o-i oii oik oim oio oir oiv oki okk oko okr om- omi omm omo omr omv oo- ooi ook oom ooo oor oov or- ori ork orm oro orr orv ov- ovi ovo ovv rii rik rim rio rir riv rkk rkm rko rkv rmi rmm rmo rmr rmv roi rok rom roo ror rov rri rrk rrm rrr rvi rvm rvo rvr rvv vi- vii vik vim vio vir viv vkm vm- vmi vmm vmo vmr voi vok vom voo vor vov vri vrk vrm vrr vvi vvm vvo vvr vvv