-er -ol c-- ccc ccd cce ccf ccg ccl cco ccr ccu cdc cdd cde cdf cdg cdl cdo cdr cdu ce- cec ced cee cef ceg cel ceo cer ceu cfc cfd cfe cff cfg cfl cfo cfr cfu cgc cgd cge cgg cgl cgo cgr cgu cl- clc cld cle clf clg cll clo clr clu co- coc cod coe cof cog col coo cor cou crc crd cre crf crg crl cro crr cru cuc cud cue cuf cug cul cuo cur cuu dcc dcd dce dcf dcg dcl dco dcr dcu ddc ddd dde ddf ddg ddl ddo ddr ddu de- dec ded dee def deg del deo der deu dfc dfd dfe dff dfg dfl dfo dfr dfu dgc dgd dge dgf dgg dgl dgr dgu dl- dlc dld dle dlf dlg dll dlo dlr dlu doc dod doe dof dog dol doo dor dou drc drd dre drg drl dro drr dru duc dud due duf dug dul duo dur ec- ecc ecd ece ecf ecg ecl eco ecr ecu ed- edc edd ede edf edg edl edo edr edu eec eed eee eef eeg eel eeo eer ef- efc efd efe eff efg efl efo efr egc egd ege egf egg egl ego egr egu elc eld ele elf elg ell elo elr elu eo- eoc eod eoe eof eog eol eoo eor eou erc erd ere erf erg erl ero err eru eu- euc eud eue euf eug eul eur fcc fcd fce fcf fcg fcl fco fcr fcu fdc fdd fde fdf fdg fdl fdo fdr fdu fec fed fee fef feg fel feo fer feu ffc ffd ffe fff ffg ffl ffo ffr ffu fgc fgd fge fgf fgg fgl fgr flc fld fle flf flg fll flo flr flu foc foe fof fog fol foo for fou frc frd fre frf frg frl fro frr fru fud fue fuf fug ful fuo fur fuu g-d gcc gcd gce gcf gcg gcl gco gcr gcu gdc gdd gde gdf gdl gdo gdr gdu ge- gec ged gee gef geg gel geo ger geu gfc gfd gfe gff gfl gfo gfr ggc ggd ggg ggo ggr ggu glc gld gle glf glg gll glo glr glu goc god goe gof gog gol goo gor gou grc grd gre grf grg grl gro grr gru gu- guc gud gue guf gug gul guo gur guu lcc lcd lce lcf lcg lcl lco lcr lcu ldc ldd lde ldf ldg ldl ldo ldr ldu lec led lee lef leg lel leo ler leu lfc lfd lfe lff lfg lfl lfo lfr lfu lgc lgd lge lgf lgg lgl lgo lgr lgu llc lld lle llf llg lll llo llr llu loc lod loe lof log lol loo lor lou lrc lrd lrf lrg lro lrr lru luc lud lue luf lug lul luo lur luu oc- occ ocd ocf ocg ocl oco ocr ocu odc odd ode odf odg odl odo odr odu oec oed oee oef oeg oel oeo oer of- ofc ofd ofe off ofg ofl ofo ofr ofu ogc ogd oge ogf ogg ogl ogo olc old ole olf olg oll olo olu oo- ooc ood oof oog ool ooo oor or- orc ord ore orf org orl oro orr oru ou- ouc oud oue ouf oul ouo our rcc rcd rce rcf rcg rcl rco rcr rcu rdc rdd rde rdf rdg rdl rdo rdr rdu re- rec red ree ref reg rel reo rer reu rfc rfd rfe rff rfg rfl rfo rfr rfu rgc rgd rge rgf rgg rgo rgr rlc rld rle rlf rlg rll rlo rlr rlu roc rod roe rof rog rol roo ror rou rrc rrd rrf rrg rrl rrr rru ruc rud rue ruf rug ruo rur ruu ucc ucd uce ucf ucg ucl uco ucr ucu udc udd ude udf udg udl udo udr udu uec ued uee uef ueg uel uer ufc ufd ufe uff ufg ufl ufo ufr ufu ugc uge ugf ugg ugl ugo ugr ugu ulc uld ule ulf ulg ull ulo ulr ulu uoc uod uoe uog uol uoo uor ur- urc urd ure urf urg url uro urr uru uuc uue uug uur uuu