a-a a-c aaa aac aah aak aan aas ac- aca acc ach ack acn acs aha ahc ahh ahk ahn ahs aka akc akh akk akn aks an- ana anc anh ank ann ans as- asa asc ash ask asn ass c-- caa cac cah cak can cas cca ccc cch cck ccn ccs ch- cha chc chh chk chn chs cka ckc ckh cks cn- cna cnc cnh cnn cns csa csc csh csk csn css haa hac hah hak han has hca hcc hch hck hcn hcs hha hhc hhh hhk hhn hhs hka hkh hkk hkn hks hna hnc hnh hnk hnn hns hsa hsc hsh hsk hsn hss ka- kaa kac kah kak kan kas kca kcc kch kck kcn kcs kha khh khk khn khs kkc kkh kkk kkn kks kn- kna knc knk knn ksa ksc ksh ksk ksn kss naa nac nah nak nan nas nca ncc nch nck ncn ncs nha nhc nhh nhk nhn nhs nka nkc nkk nkn nks nna nnc nnh nnk nnn nns nsa nsc nsh nsk nsn nss saa sac sah sak san sas sca scc sch sck scn scs sh- sha shc shh shk shn shs sk- ska skc skh skk sks sna snc snk snn sns ss- ssa ssc ssh ssk ssn sss