a-a aaa aak aam aar aas aka akk akm akr aks ama amk amm amr ams ar- ara ark arm arr ars as- asa ask asm asr ass ka- kaa kak kam kar kas kkk kkm kkr kks kma kmk kmm kms kra krk krr krs ksa ksk ksm ksr kss m-r maa mak mam mar mas mka mkk mkm mkr mks mma mmk mmm mmr mms mra mrk mrm mrr mrs msa msk msm msr mss ra- raa rak ram rar ras rkk rkm rks rma rmm rmr rms rra rrk rrm rrr rrs rsa rsk rsm rsr rss saa sak sam sar sas sk- ska skk skm skr sks sma smk smm smr sms sr- sra srk srm srr srs ss- ssa ssk ssm ssr sss