-ic c-- ccc cci cck ccm cco ccs cct ci- cic cii cik cim cio cis cit ckc cki ckm cko cks ckt cmc cmi cmk cmm cmo cms cmt co- coc coi cok com coo cos cot csc csi csk csm cso css cst ctc cti ctk ctm cto cts ctt icc ici ick icm ico ics ict iic iii iim iio iis iit ikc iki ikk iko iks ikt im- imc imi imm imo ims imt io- ioc ioi iom ioo ios iot is- isc isi isk ism iso iss ist itc iti itk itm ito its itt k-t kcc kci kck kcm kcs kct kic kii kik kim kio kis kit kkc kki kkk kkm kks kkt kmc kmi kmk kmm kmo kms kmt koc koi kok kom koo kos kot ksc ksi ksk ksm kso kss kst ktc ktk ktm kto kts ktt m-o mc- mcc mci mck mcm mco mcs mct mi- mic mii mik mim mio mis mit mkc mkk mkm mko mks mkt mmc mmi mmk mmm mmo mms mmt moc moi mok mom moo mos mot msc msi msk msm mso mss mst mtc mti mtk mtm mto mts mtt o-i oc- occ oci ock ocm oco ocs oct oic oii oik oim oio ois oit okc oki okk oko oks om- omc omi omm omo oms omt oo- ooc ooi ook oom ooo oos oot os- osc osi osk osm oso oss ost ot- otc oti otk otm oto ots ott scc sci sck scm sco scs sct sic sii sik sim sio sis sit sk- skc ski skk skm sko sks skt smc smi smk smm smo sms smt soc soi sok som soo sos sot ss- ssc ssi ssk ssm sso sss sst stc sti stk stm sto sts stt tcc tci tck tcm tco tcs tct tic tii tik tim tio tis tit tkc tkk tkm tko tks tkt tmc tmi tmk tmm tmo tms tmt to- toc toi tok tom too tos tot tsc tsi tsk tsm tso tss tst ttc tti ttk ttm tto tts ttt