-ic c-- ccc ccd cci cck ccs cct cdc cdd cdi cdk cds cdt ci- cic cid cii cik cis cit ckc ckd cki cks ckt csc csd csi csk css cst ctc ctd cti ctk cts ctt dcc dcd dci dck dcs dct ddc ddd ddi ddk dds ddt di- dic did dii dik dis dit dkc dki dkk dks dkt dsc dsd dsi dsk dss dst dtc dtd dti dtk dts dtt i-d icc icd ici ick ics ict idc idd idi idk ids idt iic iid iii iis iit ikc iki ikk iks ikt is- isc isd isi isk iss ist itc itd iti itk its itt k-t kcc kcd kci kck kcs kct kdc kdk kds kdt kic kid kii kik kis kit kkc kki kkk kks kkt ksc ksd ksi ksk kss kst ktc ktk kts ktt scc scd sci sck scs sct sdc sdd sdi sdk sds sdt sic sid sii sik sis sit sk- skc skd ski skk sks skt ss- ssc ssd ssi ssk sss sst stc std sti stk sts stt tcc tcd tci tck tcs tct tdc tdd tdi tdk tds tdt tic tid tii tik tis tit tkc tkk tks tkt tsc tsd tsi tsk tss tst ttc ttd tti ttk tts ttt