-ic c-- ccc ccg cci cco ccp ccr ccs cgc cgg cgi cgo cgp cgr cgs cgy ci- cic cig cii cio cip cir cis co- coc cog coi coo cop cor cos coy cpc cpg cpi cpo cpp cpr cps crc crg cri cro crp crr crs cry csc csg csi cso csp csr css csy cyc cyg cyo cyp cyr cys g-p gcc gcg gci gco gcp gcr gcs ggc ggg ggi ggo ggp ggr ggs gic gig gii gio gip gir gis giy goc gog goi goo gop gor gos goy gpc gpg gpi gpo gpp gpr gps grc grg gri gro grp grr grs gry gsc gsg gsi gso gsp gsr gss gy- gyo gyp gyr gys icc icg ici ico icp icr ics icy igc igg igi igo igp igr igs igy iic iii iio iip iir iis io- ioc iog ioi ioo iop ior ios ipc ipg ipi ipo ipp ipr ips ipy ir- irc irg iri iro irp irr irs iry is- isc isg isi iso isp isr iss isy iyc iyo iyr iys iyy o-i oc- occ ocg oci oco ocp ocr ocs ogc ogg ogi ogo ogp ogs ogy oic oii oio oip oir ois oo- ooc oog ooi ooo oop oor oos op- opc opg opi opo opp opr ops opy or- orc org ori oro orp orr ors ory os- osc osg osi oso osp osr oss oyi oyo oys p-p pcc pcg pci pco pcp pcr pcs pgc pgg pgi pgo pgp pgr pgs pgy pic pig pii pio pip pir pis poc pog poi poo pop por pos poy ppc ppg ppi ppo ppp ppr pps prc prg pri pro prp prr prs pry ps- psc psg psi pso psp psr pss psy py- pyc pyg pyo pyr pys rcc rcg rci rco rcp rcr rcs rgc rgg rgi rgo rgp rgr rgs ric rig rii rio rip rir ris riy roc rog roi roo rop ror ros roy rpc rpg rpi rpo rpp rpr rps rrc rrg rri rrp rrr rrs rsc rsg rsi rso rsp rsr rss ry- ryc ryg ryo ryr rys ryy scc scg sci sco scp scr scs sgc sgg sgi sgo sgp sgr sgs sic sig sii sio sip sir sis soc sog soi soo sop sor sos soy spc spg spi spo spp spr sps spy sr- src srg sri sro srp srr srs sry ss- ssc ssg ssi sso ssp ssr sss sy- syc syg syi syp syr sys ycc yci yco ycp ycs ycy ygc ygo yig yii yio yip yir yis yoc yog yoi yoo yop yor yos yoy ypg ypo yps yrc yrg yro yrp yrs ysc ysg ysi yso ysp ysr yss ysy yyc yyg yys yyy