-er -ic -ol c-- ccc ccd cce ccg cci ccl cco ccp ccr cdc cdd cde cdg cdi cdl cdo cdp cdr ce- cec ced cee ceg cei cel ceo cep cer cgc cgd cge cgg cgi cgl cgo cgp cgr ci- cic cid cie cig cii cil cio cip cir cl- clc cld cle clg cli cll clo clp clr co- coc cod coe cog coi col coo cop cor cpc cpd cpe cpg cpi cpl cpo cpp cpr crc crd cre crg cri crl cro crp crr dcc dcd dce dcg dci dcl dco dcp dcr ddc ddd dde ddg ddi ddl ddo ddp ddr de- dec ded dee deg dei del deo dep der dgc dgd dge dgg dgi dgl dgp dgr di- dic did die dig dii dil dio dip dir dl- dlc dld dle dlg dli dll dlo dlp dlr doc dod doe dog doi dol doo dop dor dpc dpd dpe dpg dpi dpl dpo dpp dpr drc drd dre drg dri drl dro drp drr ec- ecc ecd ece ecg eci ecl eco ecr ed- edc edd ede edg edi edl edo edp edr eec eed eee eeg eel eeo eep eer egc egd ege egg egi egl ego egp egr eic eid eie eig eii eil eio eip eir elc eld ele elg eli ell elo elp elr eo- eoc eod eoe eog eoi eol eoo eop eor ep- epc epd epe epg epi epl epo epp epr erc erd ere erg eri erl ero erp err g-d g-p gcc gcd gce gcg gci gcl gco gcp gcr gdc gdd gde gdi gdl gdo gdp gdr ge- gec ged gee geg gei gel geo gep ger ggc ggd ggg ggi ggo ggp ggr gic gid gie gig gii gil gio gip gir glc gld gle glg gli gll glo glp glr goc god goe gog goi gol goo gop gor gpc gpd gpe gpg gpi gpl gpo gpp gpr grc grd gre grg gri grl gro grp grr i-d icc icd ice icg ici icl ico icp icr idc idd ide idg idi idl ido idp idr ie- iec ied iee ieg iei iel iep ier igc igd ige igg igi igl igo igp igr iic iid iie iii iil iio iip iir il- ilc ild ile ilg ili ill ilo ilp ilr io- ioc iod ioe iog ioi iol ioo iop ior ipc ipd ipe ipg ipi ipl ipo ipp ipr ir- irc ird ire irg iri irl iro irp irr l-p lcc lcd lce lcg lci lcl lco lcp lcr ldc ldd lde ldg ldi ldl ldo ldp ldr lec led lee leg lei lel leo lep ler lgc lgd lge lgg lgi lgl lgo lgp lgr lic lid lie lig lii lil lio lip lir llc lld lle llg lli lll llo llp llr loc lod loe log loi lol loo lop lor lpc lpd lpe lpg lpi lpl lpo lpp lpr lrc lrd lrg lri lro lrp lrr o-i oc- occ ocd ocg oci ocl oco ocp ocr odc odd ode odg odi odl odo odp odr oec oed oee oeg oei oel oeo oep oer ogc ogd oge ogg ogi ogl ogo ogp oic oid oie oii oil oio oip oir olc old ole olg oli oll olo olp oo- ooc ood oog ooi ool ooo oop oor op- opc opd ope opg opi opl opo opp opr or- orc ord ore org ori orl oro orp orr p-p pcc pcd pce pcg pci pcl pco pcp pcr pdc pdd pde pdg pdi pdl pdo pdp pdr pec ped pee peg pei pel peo pep per pgc pgd pge pgg pgi pgl pgo pgp pgr pic pid pie pig pii pil pio pip pir plc pld ple plg pli pll plo plp plr poc pod poe pog poi pol poo pop por ppc ppd ppe ppg ppi ppl ppo ppp ppr prc prd pre prg pri prl pro prp prr rcc rcd rce rcg rci rcl rco rcp rcr rdc rdd rde rdg rdi rdl rdo rdp rdr re- rec red ree reg rei rel reo rep rer rgc rgd rge rgg rgi rgo rgp rgr ric rid rie rig rii ril rio rip rir rlc rld rle rlg rli rll rlo rlp rlr roc rod roe rog roi rol roo rop ror rpc rpd rpe rpg rpi rpl rpo rpp rpr rrc rrd rrg rri rrl rrp rrr