-er -ic c-- ccc ccd cce ccg cci ccn ccr ccw cdc cdd cde cdg cdi cdn cdr cdw ce- cec ced cee ceg cei cen cer cew cgc cgd cge cgg cgi cgn cgr cgw ci- cic cid cie cig cii cin cir ciw cn- cnc cnd cne cng cni cnn cnr cnw crc crd cre crg cri crn crr crw cw- cwc cwd cwe cwg cwi cwn cwr dcc dcd dce dcg dci dcn dcr dcw ddc ddd dde ddg ddi ddn ddr ddw de- dec ded dee deg dei den der dew dgc dgd dge dgg dgi dgn dgr dgw di- dic did die dig dii din dir diw dnc dnd dne dng dni dnn dnr dnw drc drd dre drg dri drn drr drw dwc dwe dwg dwi dwn dwr dww ec- ecc ecd ece ecg eci ecn ecr ecw ed- edc edd ede edg edi edn edr edw eec eed eee eeg een eer eew egc egd ege egg egi egn egr egw eic eid eie eig eii ein eir en- enc end ene eng eni enn enr enw erc erd ere erg eri ern err erw ewc ewd ewe ewi ewr eww g-d gcc gcd gce gcg gci gcn gcr gcw gdc gdd gde gdi gdn gdr gdw ge- gec ged gee geg gei gen ger gew ggc ggd ggg ggi ggn ggr ggw gic gid gie gig gii gin gir gnc gnd gne gni gnn gnr gnw grc grd gre grg gri grn grr grw gwc gwd gwe gwg gwi gwn gwr i-d icc icd ice icg ici icn icr icw idc idd ide idg idi idn idr idw ie- iec ied iee ieg iei ien ier igc igd ige igg igi ign igr igw iic iid iie iii iin iir iiw in- inc ind ine ing ini inn inr ir- irc ird ire irg iri irn irr iwc iwd iwe iwg iwi iwr iww n-i ncc ncd nce ncg nci ncn ncr ncw ndc ndd nde ndg ndi ndn ndr ne- nec ned nee neg nei nen ner new ngc ngd nge ngg ngi ngn ngw nic nid nie nig nii nin nir nnc nne nng nni nnn nnw nrc nrd nre nrg nri nrn nrr nrw nwc nwd nwe nwi nwn nwr rcc rcd rce rcg rci rcn rcr rcw rdc rdd rde rdg rdi rdn rdr re- rec red ree reg rei ren rer rew rgc rgd rge rgg rgi rgn rgr rgw ric rid rie rig rii rin rir rnc rnd rng rni rnn rnr rnw rrc rrd rrg rri rrn rrr rwc rwd rwe rwi rwr wcc wcd wce wcg wci wcn wcr wcw wdc wdg wdi wdr wec wed wee weg wei wen wer wew wgc wgi wgn wgr wgw wic wid wie wig wii win wir wn- wnc wnd wne wng wnn wnw wr- wrc wrd wre wrg wri wrn wrr wrw wwc wwd wwe wwi wwn www