-er -ic c-- ccc ccd cce ccg cci cco ccr ccs ccv cdc cdd cde cdg cdi cdo cdr cds cdv ce- cec ced cee ceg cei ceo cer ces cev cgc cgd cge cgg cgi cgo cgr cgs cgv ci- cic cid cie cig cii cio cir cis civ co- coc cod coe cog coi coo cor cos cov crc crd cre crg cri cro crr crs crv csc csd cse csg csi cso csr css csv cvc cvd cve cvg cvi cvo cvr cvs cvv dcc dcd dce dcg dci dco dcr dcs dcv ddc ddd dde ddg ddi ddo ddr dds de- dec ded dee deg dei deo der des dev dgc dgd dge dgg dgi dgr dgs di- dic did die dig dii dio dir dis div doc dod doe dog doi doo dor dos dov drc drd dre drg dri dro drr drs drv dsc dsd dse dsg dsi dso dsr dss dsv dvc dvd dve dvg dvi dvr dvs ec- ecc ecd ece ecg eci eco ecr ecs ecv ed- edc edd ede edg edi edo edr eds eec eed eee eeg eeo eer ees eev egc egd ege egg egi ego egr egs eic eid eie eig eii eio eir eis eiv eo- eoc eod eoe eog eoi eoo eor eos erc erd ere erg eri ero err ers erv es- esc esd ese esg esi eso esr ess esv evc evd eve evg evi evo evr evs evv g-d gcc gcd gce gcg gci gco gcr gcs gdc gdd gde gdi gdo gdr gds gdv ge- gec ged gee geg gei geo ger ges gev ggc ggd ggg ggi ggo ggr ggs ggv gic gid gie gig gii gio gir gis giv goc god goe gog goi goo gor gos gov grc grd gre grg gri gro grr grs grv gsc gsd gse gsg gsi gso gsr gss gsv gvc gvd gve gvg gvi gvo gvr gvs i-d i-v icc icd ice icg ici ico icr ics icv idc idd ide idg idi ido idr ids idv ie- iec ied iee ieg iei ier ies iev igc igd ige igg igi igo igr igs iic iid iie iii iio iir iis io- ioc iod ioe iog ioi ioo ior ios iov ir- irc ird ire irg iri iro irr irs irv is- isc isd ise isg isi iso isr iss isv ivc ivd ive ivg ivi ivo ivr ivs ivv o-i oc- occ ocd ocg oci oco ocr ocs ocv odc odd ode odg odi odo odr ods odv oec oed oee oeg oei oeo oer oes ogc ogd oge ogg ogi ogo ogs oic oid oie oii oio oir ois oiv oo- ooc ood oog ooi ooo oor oos oov or- orc ord ore org ori oro orr ors orv os- osc osd ose osg osi oso osr oss osv ov- ovc ovd ove ovi ovo ovs ovv rcc rcd rce rcg rci rco rcr rcs rcv rdc rdd rde rdg rdi rdo rdr rds rdv re- rec red ree reg rei reo rer res rev rgc rgd rge rgg rgi rgo rgr rgs rgv ric rid rie rig rii rio rir ris riv roc rod roe rog roi roo ror ros rov rrc rrd rrg rri rrr rrs rsc rsd rse rsg rsi rso rsr rss rsv rvc rvd rve rvg rvi rvo rvr rvs rvv scc scd sce scg sci sco scr scs scv sdc sdd sde sdg sdi sdo sdr sds sdv se- sec sed see seg sei seo ser ses sev sgc sgd sge sgg sgi sgo sgr sgs sgv sic sid sie sig sii sio sir sis siv soc sod soe sog soi soo sor sos sov sr- src srd sre srg sri sro srr srs srv ss- ssc ssd sse ssg ssi sso ssr sss ssv svc svd sve svg svi svo svr svs svv v-e vcc vcd vce vci vco vcr vcs vdc vdd vde vdg vdi vdo vdr vds vdv vec ved vee veg vei veo ver ves vgc vgg vgo vgr vgs vi- vic vid vie vig vii vio vir vis viv voc vod voe vog voi voo vor vos vov vrc vrd vre vrg vri vrr vrs vsc vsd vse vsg vsi vso vsr vss vsv vvc vvg vvi vvo vvr vvs vvv