-ic c-- ccc cci cck ccm cco ccr ccs cct ci- cic cii cik cim cio cir cis cit ckc cki ckm cko cks ckt cmc cmi cmk cmm cmo cmr cms cmt co- coc coi cok com coo cor cos cot crc cri crk crm cro crr crs crt csc csi csk csm cso csr css cst ctc cti ctk ctm cto ctr cts ctt icc ici ick icm ico icr ics ict iic iii iim iio iir iis iit ikc iki ikk iko ikr iks ikt im- imc imi imm imo ims imt io- ioc ioi iom ioo ior ios iot ir- irc iri irk irm iro irr irs irt is- isc isi isk ism iso isr iss ist itc iti itk itm ito its itt k-t kcc kci kck kcm kcr kcs kct kic kii kik kim kio kir kis kit kkc kki kkk kkm kkr kks kkt kmc kmi kmk kmm kmo kms kmt koc koi kok kom koo kor kos kot krc kri krk kro krr krs krt ksc ksi ksk ksm kso ksr kss kst ktc ktk ktm kto ktr kts ktt m-o m-r mc- mcc mci mck mcm mco mcr mcs mct mi- mic mii mik mim mio mir mis mit mkc mkk mkm mko mkr mks mkt mmc mmi mmk mmm mmo mmr mms mmt moc moi mok mom moo mor mos mot mrc mri mrk mrm mro mrr mrs mrt msc msi msk msm mso msr mss mst mtc mti mtk mtm mto mtr mts mtt o-i oc- occ oci ock ocm oco ocr ocs oct oic oii oik oim oio oir ois oit okc oki okk oko okr oks om- omc omi omm omo omr oms omt oo- ooc ooi ook oom ooo oor oos oot or- orc ori ork orm oro orr ors ort os- osc osi osk osm oso osr oss ost ot- otc oti otk otm oto otr ots ott rcc rci rcm rco rcr rcs rct ric rii rik rim rio rir ris rit rkc rkk rkm rko rks rkt rmc rmi rmm rmo rmr rms rmt roc roi rok rom roo ror ros rot rrc rri rrk rrm rrr rrs rrt rsc rsi rsk rsm rso rsr rss rst rtc rti rtk rtm rto rtr rts rtt scc sci sck scm sco scr scs sct sic sii sik sim sio sir sis sit sk- skc ski skk skm sko skr sks skt smc smi smk smm smo smr sms smt soc soi sok som soo sor sos sot sr- src sri srk srm sro srr srs srt ss- ssc ssi ssk ssm sso ssr sss sst stc sti stk stm sto str sts stt tcc tci tck tcm tco tcr tcs tct tic tii tik tim tio tir tis tit tkc tkk tkm tko tkr tks tkt tmc tmi tmk tmm tmo tmr tms tmt to- toc toi tok tom too tor tos tot trc tri trk trm tro trr trs trt tsc tsi tsk tsm tso tsr tss tst ttc tti ttk ttm tto ttr tts ttt