-ic a-a a-c a-i aaa aac aad aai aak aas ac- aca acc acd aci ack acs ad- ada adc add adi adk ads ai- aia aic aid aii aik ais aka akc akd aki akk aks as- asa asc asd asi ask ass c-- caa cac cad cai cak cas cca ccc ccd cci cck ccs cda cdc cdd cdi cdk cds ci- cia cic cid cii cik cis cka ckc ckd cki cks csa csc csd csi csk css daa dac dad dai dak das dca dcc dcd dci dck dcs dda ddc ddd ddi ddk dds di- dia dic did dii dik dis dka dkc dki dkk dks dsa dsc dsd dsi dsk dss i-d ia- iaa iac iad iai ias ica icc icd ici ick ics ida idc idd idi idk ids iia iic iid iii iis ika ikc iki ikk iks is- isa isc isd isi isk iss ka- kaa kac kad kai kak kas kca kcc kcd kci kck kcs kda kdc kdk kds kia kic kid kii kik kis kkc kki kkk kks ksa ksc ksd ksi ksk kss saa sac sad sai sak sas sca scc scd sci sck scs sda sdc sdd sdi sdk sds sia sic sid sii sik sis sk- ska skc skd ski skk sks ss- ssa ssc ssd ssi ssk sss