a-a a-c aaa aac aam aan aar aau ac- aca acc acm acn acr acu ama amc amm amn amr amu an- ana anc anm ann anr anu ar- ara arc arm arn arr aru au- aua auc aum aun aur c-- caa cac cam can car cau cca ccc ccm ccn ccr ccu cma cmc cmm cmn cmr cmu cn- cna cnc cnm cnn cnr cnu cra crc crm crn crr cru cua cuc cum cun cur cuu m-r maa mac mam man mar mau mc- mca mcc mcm mcn mcr mcu mma mmc mmm mmn mmr mmu mna mnc mnm mnn mnr mnu mra mrc mrm mrn mrr mru mua muc mum mun mur muu naa nac nam nan nar nau nca ncc ncm ncn ncr ncu nma nmc nmm nmn nmr nmu nna nnc nnm nnn nnu nra nrc nrm nrn nrr nru nua nuc num nun nur nuu ra- raa rac ram ran rar rau rca rcc rcm rcn rcr rcu rma rmc rmm rmn rmr rna rnc rnm rnn rnr rnu rra rrc rrm rrn rrr rru rua ruc rum run rur ruu ua- uaa uac uam uan uar uau uca ucc ucm ucn ucr ucu um- uma umc umm umn umr umu un- una unc unm unn unr unu ur- ura urc urm urn urr uru uua uuc uum uun uur uuu