-er -ic c-- ccc cce ccg cch cci cck cco ccr ccs ccv ce- cec cee ceg ceh cei cek ceo cer ces cev cgc cge cgg cgh cgi cgo cgr cgs cgv ch- chc che chg chh chi chk cho chr chs chv ci- cic cie cig cih cii cik cio cir cis civ ckc ckh cki cko cks co- coc coe cog coh coi cok coo cor cos cov crc cre crg crh cri crk cro crr crs crv csc cse csg csh csi csk cso csr css csv cvc cve cvg cvh cvi cvk cvo cvr cvs cvv ec- ecc ece ecg ech eci eck eco ecr ecs ecv eec eee eeg eek eeo eer ees eev egc ege egg egh egi ego egr egs ehc ehe ehg ehh ehi eho ehr ehs ehv eic eie eig eii eik eio eir eis eiv ekc eke ekg ekh eki eko ekr eks ekv eo- eoc eoe eog eoh eoi eok eoo eor eos erc ere erg erh eri erk ero err ers erv es- esc ese esg esh esi esk eso esr ess esv evc eve evg evh evi evo evr evs evv gcc gce gcg gch gci gck gco gcr gcs ge- gec gee geg geh gei gek geo ger ges gev ggc ggg ggh ggi ggo ggr ggs ggv ghc ghe ghg ghh ghi gho ghr ghs gic gie gig gih gii gik gio gir gis giv gkh gko gks goc goe gog goh goi gok goo gor gos gov grc gre grg grh gri grk gro grr grs grv gsc gse gsg gsi gsk gso gsr gss gsv gvc gve gvg gvh gvi gvk gvo gvr gvs h-i hcc hce hcg hch hci hck hco hcr hcs hcv he- hec hee heg heh hei hek heo her hes hev hgc hge hgg hgh hgi hgk hgo hgr hgs hgv hhc hhe hhg hhh hhi hhk hho hhr hhs hhv hic hie hig hih hii hik hio hir his hiv hkg hkh hki hkk hko hkr hks hoc hoe hog hoh hoi hok hoo hor hos hov hr- hrc hre hrg hrh hri hrk hro hrr hrs hrv hsc hse hsg hsh hsi hsk hsr hss hsv hv- hvc hvg hvk hvo hvr hvs hvv i-v icc ice icg ich ici ick ico icr ics icv ie- iec iee ieg iei iek ier ies iev igc ige igg igh igi igk igo igr igs ihc ihe ihg ihh ihi ihk iho ihr ihs ihv iic iie iih iii iio iir iis ikc ike iki ikk iko ikr iks ikv io- ioc ioe iog ioh ioi ioo ior ios iov ir- irc ire irg iri irk iro irr irs irv is- isc ise isg ish isi isk iso isr iss isv ivc ive ivg ivi ivo ivr ivs ivv kcc kce kcg kch kci kck kcr kcs ke- kec kee keg keh kei kek keo ker kes kev kgc kgh kgi kgo kgs kgv khe khh khi khk kho khr khs khv kic kie kig kih kii kik kio kir kis kiv kkc kke kkh kki kkk kkr kks kkv koc koe kog koh koi kok koo kor kos krc krg kri krk kro krr krs krv ksc kse ksg ksh ksi ksk kso ksr kss ksv kvh kvi kvk kvo kvr kvs kvv o-i oc- occ ocg och oci ock oco ocr ocs ocv oec oee oeg oeh oei oeo oer oes ogc oge ogg ogh ogi ogo ogs ohc ohe ohg ohh ohi oho ohr ohs oic oie oii oik oio oir ois oiv okc oke okg oki okk oko okr oks oo- ooc oog ooh ooi ook ooo oor oos oov or- orc ore org orh ori ork oro orr ors orv os- osc ose osg osh osi osk oso osr oss osv ov- ovc ove ovh ovi ovo ovs ovv rcc rce rcg rch rci rco rcr rcs rcv re- rec ree reg reh rei rek reo rer res rev rgc rge rgg rgh rgi rgk rgo rgr rgs rgv rh- rhc rhe rhg rhh rhi rho rhr rhs rhv ric rie rig rih rii rik rio rir ris riv rkc rke rkg rkk rko rks rkv roc roe rog roh roi rok roo ror ros rov rrc rrg rrh rri rrk rrr rrs rsc rse rsg rsh rsi rsk rso rsr rss rsv rvc rve rvg rvh rvi rvo rvr rvs rvv scc sce scg sch sci sck sco scr scs scv se- sec see seg seh sei sek seo ser ses sev sgc sge sgg sgh sgi sgk sgo sgr sgs sgv sh- shc she shg shh shi shk sho shr shs shv sic sie sig sih sii sik sio sir sis siv sk- skc ske skg skh ski skk sko skr sks soc soe sog soh soi sok soo sor sos sov sr- src sre srg srh sri srk sro srr srs srv ss- ssc sse ssg ssh ssi ssk sso ssr sss ssv svc sve svg svi svk svo svr svs svv v-e vcc vce vch vci vco vcr vcs vec vee veg veh vei vek veo ver ves vgc vgg vgh vgo vgr vgs vh- vhc vhe vhi vho vhs vi- vic vie vig vii vik vio vir vis viv vkg voc voe vog voh voi vok voo vor vos vov vrc vre vrg vrh vri vrk vrr vrs vsc vse vsg vsh vsi vsk vso vsr vss vsv vvc vvg vvi vvo vvr vvs vvv