rcc rcf rcg rci rcm rcn rco rcr rcs rct rfa rfc rff rfg rfi rfm rfn rfo rfr rfs rft rga rgc rgf rgg rgi rgn rgo rgr rgs rgt ria ric rif rig rii rim rin rio rir ris rit rma rmc rmf rmg rmi rmm rmn rmo rmr rms rmt rna rnc rng rni rnm rnn rno rnr rns rnt roa roc rof rog roi rom ron roo ror ros rot rra rrc rrf rrg rri rrm rrn rrr rrs rrt rsa rsc rsf rsg rsi rsm rsn rso rsr rss rst rta rtc rtf rtg rti rtm rtn rto rtr rts rtt saa sac saf sag sai sam san sao sar sas sat sca scc scf scg sci scm scn sco scr scs sct sfa sfc sff sfg sfi sfm sfn sfo sfr sfs sft sga sgc sgf sgg sgi sgm sgn sgo sgr sgs sgt sia sic sif sig sii sim sin sio sir sis sit sma smc smf smg smi smm smn smo smr sms smt sna snc snf sng sni snm snn sno snr sns snt soa soc sof sog soi som son soo sor sos sot sr- sra src srf srg sri srm srn sro srr srs srt ss- ssa ssc ssf ssg ssi ssm ssn sso ssr sss sst sta stc stf stg sti stm stn sto str sts stt taa tac taf tag tai tam tan tao tar tas tat tca tcc tcf tcg tci tcm tcn tco tcr tcs tct tfa tfc tff tfg tfi tfm tfn tfo tfr tfs tft tga tgc tgf tgg tgi tgm tgn tgo tgr tgs tgt tia tic tif tig tii tim tin tio tir tis tit tma tmc tmf tmg tmi tmm tmn tmo tmr tms tmt tna tnc tnf tng tni tnm tnn tno tnr tns tnt to- toa toc tof tog toi tom ton too tor tos tot tra trc trf trg tri trm trn tro trr trs trt tsa tsc tsf tsg tsi tsm tsn tso tsr tss tst tta ttc ttf ttg tti ttm ttn tto ttr tts ttt