a-a a-c a-t aaa aac aak aam aan aar aat ac- aca acc ack acm acn acr act aka akc akk akm akn akr ama amc amk amm amn amr amt an- ana anc ank anm ann anr ant ar- ara arc ark arm arn arr art at- ata atc atm atn atr att c-- caa cac cak cam can car cat cca ccc cck ccm ccn ccr cct cka ckc ckm ckt cma cmc cmk cmm cmn cmr cmt cn- cna cnc cnm cnn cnr cnt cra crc crk crm crn crr crt cta ctc ctk ctm ctn ctr ctt k-t ka- kaa kac kak kam kan kar kat kca kcc kck kcm kcn kcr kct kkc kkk kkm kkn kkr kkt kma kmc kmk kmm kmt kn- kna knc knk knm knn knr knt kra krc krk krn krr krt kta ktc ktk ktm ktn ktr ktt m-r maa mac mak mam man mar mat mc- mca mcc mck mcm mcn mcr mct mka mkc mkk mkm mkn mkr mkt mma mmc mmk mmm mmn mmr mmt mna mnc mnk mnm mnn mnr mnt mra mrc mrk mrm mrn mrr mrt mta mtc mtk mtm mtn mtr mtt naa nac nak nam nan nar nat nca ncc nck ncm ncn ncr nct nka nkc nkk nkm nkn nkr nkt nma nmc nmk nmm nmn nmr nmt nna nnc nnk nnm nnn nnt nra nrc nrk nrm nrn nrr nrt nta ntc ntk ntm ntn ntr ntt ra- raa rac rak ram ran rar rat rca rcc rcm rcn rcr rct rkc rkk rkm rkt rma rmc rmm rmn rmr rmt rna rnc rnm rnn rnr rnt rra rrc rrk rrm rrn rrr rrt rta rtc rtk rtm rtn rtr rtt taa tac tak tam tan tar tat tca tcc tck tcm tcn tcr tct tka tkc tkk tkm tkr tkt tma tmc tmk tmm tmn tmr tmt tna tnc tnk tnm tnn tnr tnt tra trc trk trm trn trr trt tta ttc ttk ttm ttn ttr ttt