a-a a-q aaa aak aao aaq aar aas aka akk ako akr aks aoa aok aoo aor aos aqa aqo aqr aqs ar- ara ark aro arq arr ars as- asa ask aso asq asr ass ka- kaa kak kao kar kas kkk kkr kks koa kok koo kor kos kqa kra krk kro krr krs ksa ksk kso ksr kss oaa oak oao oaq oar oas oka okk oko okr oks oo- ooa ook ooo oor oos oqo or- ora ork oro orr ors os- osa osk oso osq osr oss qaa qar qas qoo qor qos qqk qqq qra qrs qsa qso qsr ra- raa rak rao raq rar ras rkk rko rks roa rok roo ror ros rqs rra rrk rrq rrr rrs rsa rsk rso rsq rsr rss saa sak sao saq sar sas sk- ska skk sko skq skr sks soa sok soo soq sor sos sqa sqq sqr sqs sr- sra srk sro srq srr srs ss- ssa ssk sso ssq ssr sss