a-a aaa aak aam aan aao aar aau aka akk akm akn ako akr aku ama amk amm amn amo amr amu an- ana ank anm ann ano anr anu aoa aok aom aon aoo aor aou ar- ara ark arm arn aro arr aru au- aua auk aum aun auo aur ka- kaa kak kam kan kao kar kau kkk kkm kkn kkr kku kma kmk kmm kmo kmu kn- kna knk knm knn kno knr knu koa kok kom kon koo kor kou kra krk krn kro krr kru kuk kum kun kur kuu m-o m-r maa mak mam man mao mar mau mka mkk mkm mkn mko mkr mku mma mmk mmm mmn mmo mmr mmu mna mnk mnm mnn mno mnr mnu moa mok mom mon moo mor mou mra mrk mrm mrn mro mrr mru mua muk mum mun mur muu naa nak nam nan nao nar nau nka nkk nkm nkn nko nkr nku nma nmk nmm nmn nmo nmr nmu nna nnk nnm nnn nno nnu no- noa nok nom non noo nor nou nra nrk nrm nrn nro nrr nru nua nuk num nun nuo nur nuu oaa oak oam oan oao oar oau oka okk oko okr oku om- oma omm omn omo omr omu on- ona onk onn ono onr onu oo- ooa ook oom oon ooo oor or- ora ork orm orn oro orr oru ou- oua ouk oum oun ouo our ra- raa rak ram ran rao rar rau rkk rkm rko rku rma rmm rmn rmo rmr rna rnm rnn rno rnr rnu roa rok rom ron roo ror rou rra rrk rrm rrn rrr rru rua ruk rum run ruo rur ruu ua- uaa uak uam uan uao uar uau uka ukk ukn ukr uku um- uma umm umn umo umr umu un- una unk unm unn uno unr unu uoa uok uom uon uoo uor ur- ura urk urm urn uro urr uru uua uum uun uur uuu