a-a a-c a-t aaa aac aam aan aas aat aau ac- aca acc acm acn acs act acu ama amc amm amn ams amt amu an- ana anc anm ann ans ant anu as- asa asc asm asn ass ast asu at- ata atc atm atn ats att atu au- aua auc aum aun aus aut c-- caa cac cam can cas cat cau cca ccc ccm ccn ccs cct ccu cma cmc cmm cmn cms cmt cmu cn- cna cnc cnm cnn cns cnt cnu csa csc csm csn css cst csu cta ctc ctm ctn cts ctt ctu cua cuc cum cun cus cut cuu maa mac mam man mas mat mau mc- mca mcc mcm mcn mcs mct mcu mma mmc mmm mmn mms mmt mmu mna mnc mnm mnn mns mnt mnu msa msc msm msn mss mst msu mta mtc mtm mtn mts mtt mtu mua muc mum mun mus mut muu naa nac nam nan nas nat nau nca ncc ncm ncn ncs nct ncu nma nmc nmm nmn nms nmt nmu nna nnc nnm nnn nns nnt nnu nsa nsc nsm nsn nss nst nsu nta ntc ntm ntn nts ntt ntu nua nuc num nun nus nut nuu saa sac sam san sas sat sau sca scc scm scn scs sct scu sma smc smm smn sms smt smu sna snc snm snn sns snt snu ss- ssa ssc ssm ssn sss sst ssu sta stc stm stn sts stt stu sua suc sum sun sus sut suu taa tac tam tan tas tat tau tca tcc tcm tcn tcs tct tcu tma tmc tmm tmn tms tmt tmu tna tnc tnm tnn tns tnt tsa tsc tsm tsn tss tst tsu tta ttc ttm ttn tts ttt ttu tua tuc tum tun tus tut tuu ua- uaa uac uam uan uas uat uau uca ucc ucm ucn ucs uct ucu um- uma umc umm umn ums umt umu un- una unc unm unn uns unt unu usa usc usm usn uss ust usu uta utc utm utn uts utt utu uua uuc uum uun uus uut uuu