-ic c-- ccc ccg cci ccp ccr ccs cct cgc cgg cgi cgp cgr cgs cgt ci- cic cig cii cip cir cis cit cpc cpg cpi cpp cpr cps cpt crc crg cri crp crr crs crt csc csg csi csp csr css cst ctc ctg cti ctp ctr cts ctt g-p gcc gcg gci gcp gcr gcs gct ggc ggg ggi ggp ggr ggs ggt gic gig gii gip gir gis git gpc gpg gpi gpp gpr gps gpt grc grg gri grp grr grs grt gsc gsg gsi gsp gsr gss gst gtc gtg gti gtp gtr gts gtt icc icg ici icp icr ics ict igc igg igi igp igr igs igt iic iii iip iir iis iit ipc ipg ipi ipp ipr ips ipt ir- irc irg iri irp irr irs irt is- isc isg isi isp isr iss ist itc itg iti itp its itt p-p pcc pcg pci pcp pcr pcs pct pgc pgg pgi pgp pgr pgs pgt pic pig pii pip pir pis pit ppc ppg ppi ppp ppr pps ppt prc prg pri prp prr prs prt ps- psc psg psi psp psr pss pst pt- ptc ptg pti ptp ptr pts ptt rcc rcg rci rcp rcr rcs rct rgc rgg rgi rgp rgr rgs rgt ric rig rii rip rir ris rit rpc rpg rpi rpp rpr rps rpt rrc rrg rri rrp rrr rrs rrt rsc rsg rsi rsp rsr rss rst rtc rtg rti rtp rtr rts rtt scc scg sci scp scr scs sct sgc sgg sgi sgp sgr sgs sgt sic sig sii sip sir sis sit spc spg spi spp spr sps spt sr- src srg sri srp srr srs srt ss- ssc ssg ssi ssp ssr sss sst stc stg sti stp str sts stt tcc tcg tci tcp tcr tcs tct tgc tgg tgi tgp tgr tgs tgt tic tig tii tip tir tis tit tpc tpg tpi tpp tpr tps tpt trc trg tri trp trr trs trt tsc tsg tsi tsp tsr tss tst ttc ttg tti ttp ttr tts ttt