-ic c-- ccc cci ccm ccr ccs cct ci- cic cii cim cir cis cit cmc cmi cmm cmr cms cmt crc cri crm crr crs crt csc csi csm csr css cst ctc cti ctm ctr cts ctt icc ici icm icr ics ict iic iii iim iir iis iit im- imc imi imm ims imt ir- irc iri irm irr irs irt is- isc isi ism isr iss ist itc iti itm its itt m-r mc- mcc mci mcm mcr mcs mct mi- mic mii mim mir mis mit mmc mmi mmm mmr mms mmt mrc mri mrm mrr mrs mrt msc msi msm msr mss mst mtc mti mtm mtr mts mtt rcc rci rcm rcr rcs rct ric rii rim rir ris rit rmc rmi rmm rmr rms rmt rrc rri rrm rrr rrs rrt rsc rsi rsm rsr rss rst rtc rti rtm rtr rts rtt scc sci scm scr scs sct sic sii sim sir sis sit smc smi smm smr sms smt sr- src sri srm srr srs srt ss- ssc ssi ssm ssr sss sst stc sti stm str sts stt tcc tci tcm tcr tcs tct tic tii tim tir tis tit tmc tmi tmm tmr tms tmt trc tri trm trr trs trt tsc tsi tsm tsr tss tst ttc tti ttm ttr tts ttt