a-a a-c aaa aac aak aam aan aar ac- aca acc ack acm acn acr aka akc akk akm akn akr ama amc amk amm amn amr an- ana anc ank anm ann anr ar- ara arc ark arm arn arr c-- caa cac cak cam can car cca ccc cck ccm ccn ccr cka ckc ckm cma cmc cmk cmm cmn cmr cn- cna cnc cnm cnn cnr cra crc crk crm crn crr ka- kaa kac kak kam kan kar kca kcc kck kcm kcn kcr kkc kkk kkm kkn kkr kma kmc kmk kmm kn- kna knc knk knm knn knr kra krc krk krn krr m-r maa mac mak mam man mar mc- mca mcc mck mcm mcn mcr mka mkc mkk mkm mkn mkr mma mmc mmk mmm mmn mmr mna mnc mnk mnm mnn mnr mra mrc mrk mrm mrn mrr naa nac nak nam nan nar nca ncc nck ncm ncn ncr nka nkc nkk nkm nkn nkr nma nmc nmk nmm nmn nmr nna nnc nnk nnm nnn nra nrc nrk nrm nrn nrr ra- raa rac rak ram ran rar rca rcc rcm rcn rcr rkc rkk rkm rma rmc rmm rmn rmr rna rnc rnm rnn rnr rra rrc rrk rrm rrn rrr