a-a a-c aaa aac aak aam aan aao aar aau ac- aca acc ack acm acn aco acr acu aka akc akk akm akn ako akr aku ama amc amk amm amn amo amr amu an- ana anc ank anm ann ano anr anu aoa aoc aok aom aon aoo aor aou ar- ara arc ark arm arn aro arr aru au- aua auc auk aum aun auo aur c-- caa cac cak cam can cao car cau cca ccc cck ccm ccn cco ccr ccu cka ckc ckm cko cma cmc cmk cmm cmn cmo cmr cmu cn- cna cnc cnm cnn cno cnr cnu co- coa coc cok com con coo cor cou cra crc crk crm crn cro crr cru cua cuc cuk cum cun cuo cur cuu ka- kaa kac kak kam kan kao kar kau kca kcc kck kcm kcn kcr kcu kkc kkk kkm kkn kkr kku kma kmc kmk kmm kmo kmu kn- kna knc knk knm knn kno knr knu koa koc kok kom kon koo kor kou kra krc krk krn kro krr kru kuc kuk kum kun kur kuu m-o m-r maa mac mak mam man mao mar mau mc- mca mcc mck mcm mcn mco mcr mcu mka mkc mkk mkm mkn mko mkr mku mma mmc mmk mmm mmn mmo mmr mmu mna mnc mnk mnm mnn mno mnr mnu moa moc mok mom mon moo mor mou mra mrc mrk mrm mrn mro mrr mru mua muc muk mum mun mur muu naa nac nak nam nan nao nar nau nca ncc nck ncm ncn nco ncr ncu nka nkc nkk nkm nkn nko nkr nku nma nmc nmk nmm nmn nmo nmr nmu nna nnc nnk nnm nnn nno nnu no- noa noc nok nom non noo nor nou nra nrc nrk nrm nrn nro nrr nru nua nuc nuk num nun nuo nur nuu oaa oac oak oam oan oao oar oau oc- oca occ ock ocm ocn oco ocr ocu oka okc okk oko okr oku om- oma omc omm omn omo omr omu on- ona onc onk onn ono onr onu oo- ooa ooc ook oom oon ooo oor or- ora orc ork orm orn oro orr oru ou- oua ouc ouk oum oun ouo our ra- raa rac rak ram ran rao rar rau rca rcc rcm rcn rco rcr rcu rkc rkk rkm rko rku rma rmc rmm rmn rmo rmr rna rnc rnm rnn rno rnr rnu roa roc rok rom ron roo ror rou rra rrc rrk rrm rrn rrr rru rua ruc ruk rum run ruo rur ruu ua- uaa uac uak uam uan uao uar uau uca ucc uck ucm ucn uco ucr ucu uka ukc ukk ukn ukr uku um- uma umc umm umn umo umr umu un- una unc unk unm unn uno unr unu uoa uoc uok uom uon uoo uor ur- ura urc urk urm urn uro urr uru uua uuc uum uun uur uuu