a-a a-c aaa aac aam aan aao aar aau ac- aca acc acm acn aco acr acu ama amc amm amn amo amr amu an- ana anc anm ann ano anr anu aoa aoc aom aon aoo aor aou ar- ara arc arm arn aro arr aru au- aua auc aum aun auo aur c-- caa cac cam can cao car cau cca ccc ccm ccn cco ccr ccu cma cmc cmm cmn cmo cmr cmu cn- cna cnc cnm cnn cno cnr cnu co- coa coc com con coo cor cou cra crc crm crn cro crr cru cua cuc cum cun cuo cur cuu m-o m-r maa mac mam man mao mar mau mc- mca mcc mcm mcn mco mcr mcu mma mmc mmm mmn mmo mmr mmu mna mnc mnm mnn mno mnr mnu moa moc mom mon moo mor mou mra mrc mrm mrn mro mrr mru mua muc mum mun mur muu naa nac nam nan nao nar nau nca ncc ncm ncn nco ncr ncu nma nmc nmm nmn nmo nmr nmu nna nnc nnm nnn nno nnu no- noa noc nom non noo nor nou nra nrc nrm nrn nro nrr nru nua nuc num nun nuo nur nuu oaa oac oam oan oao oar oau oc- oca occ ocm ocn oco ocr ocu om- oma omc omm omn omo omr omu on- ona onc onn ono onr onu oo- ooa ooc oom oon ooo oor or- ora orc orm orn oro orr oru ou- oua ouc oum oun ouo our ra- raa rac ram ran rao rar rau rca rcc rcm rcn rco rcr rcu rma rmc rmm rmn rmo rmr rna rnc rnm rnn rno rnr rnu roa roc rom ron roo ror rou rra rrc rrm rrn rrr rru rua ruc rum run ruo rur ruu ua- uaa uac uam uan uao uar uau uca ucc ucm ucn uco ucr ucu um- uma umc umm umn umo umr umu un- una unc unm unn uno unr unu uoa uoc uom uon uoo uor ur- ura urc urm urn uro urr uru uua uuc uum uun uur uuu