-ic c-- ccc cci ccm cco ccr cct ci- cic cii cim cio cir cit cmc cmi cmm cmo cmr cmt co- coc coi com coo cor cot crc cri crm cro crr crt ctc cti ctm cto ctr ctt icc ici icm ico icr ict iic iii iim iio iir iit im- imc imi imm imo imt io- ioc ioi iom ioo ior iot ir- irc iri irm iro irr irt itc iti itm ito itt m-o m-r mc- mcc mci mcm mco mcr mct mi- mic mii mim mio mir mit mmc mmi mmm mmo mmr mmt moc moi mom moo mor mot mrc mri mrm mro mrr mrt mtc mti mtm mto mtr mtt o-i oc- occ oci ocm oco ocr oct oic oii oim oio oir oit om- omc omi omm omo omr omt oo- ooc ooi oom ooo oor oot or- orc ori orm oro orr ort ot- otc oti otm oto otr ott rcc rci rcm rco rcr rct ric rii rim rio rir rit rmc rmi rmm rmo rmr rmt roc roi rom roo ror rot rrc rri rrm rrr rrt rtc rti rtm rto rtr rtt tcc tci tcm tco tcr tct tic tii tim tio tir tit tmc tmi tmm tmo tmr tmt to- toc toi tom too tor tot trc tri trm tro trr trt ttc tti ttm tto ttr ttt