-er -ol c-- ccc cce ccg ccl ccn cco ccr cct ce- cec cee ceg cel cen ceo cer cet cgc cge cgg cgl cgn cgo cgr cgt cl- clc cle clg cll cln clo clr clt cn- cnc cne cng cnl cnn cno cnr cnt co- coc coe cog col con coo cor cot crc cre crg crl crn cro crr crt ctc cte ctg ctl ctn cto ctr ctt ec- ecc ece ecg ecl ecn eco ecr ect eec eee eeg eel een eeo eer eet egc ege egg egl egn ego egr egt elc ele elg ell eln elo elr elt en- enc ene eng enl enn eno enr ent eo- eoc eoe eog eol eon eoo eor eot erc ere erg erl ern ero err ert etc ete etg etl etn eto etr ett gcc gce gcg gcl gcn gco gcr gct ge- gec gee geg gel gen geo ger get ggc ggg ggn ggo ggr ggt glc gle glg gll gln glo glr glt gnc gne gnl gnn gno gnr gnt goc goe gog gol gon goo gor got grc gre grg grl grn gro grr grt gtc gte gtg gtl gtn gto gtr gtt lcc lce lcg lcl lcn lco lcr lct lec lee leg lel len leo ler let lgc lge lgg lgl lgn lgo lgr lgt llc lle llg lll lln llo llr llt lnc lne lng lnl lnn lno lnr lnt loc loe log lol lon loo lor lot lrc lrg lrn lro lrr lrt ltc lte ltg ltl lto ltr ltt ncc nce ncg ncl ncn nco ncr nct ne- nec nee neg nel nen neo ner net ngc nge ngg ngl ngn ngo ngt nlc nle nlg nll nln nlo nlr nlt nnc nne nng nnl nnn nno nnt no- noc noe nog nol non noo nor not nrc nre nrg nrl nrn nro nrr nrt ntc nte ntg ntn nto ntr ntt oc- occ ocg ocl ocn oco ocr oct oec oee oeg oel oen oeo oer oet ogc oge ogg ogl ogn ogo ogt olc ole olg oll oln olo olt on- onc one ong onl onn ono onr ont oo- ooc oog ool oon ooo oor oot or- orc ore org orl orn oro orr ort ot- otc ote otg otl otn oto otr ott rcc rce rcg rcl rcn rco rcr rct re- rec ree reg rel ren reo rer ret rgc rge rgg rgn rgo rgr rgt rlc rle rlg rll rln rlo rlr rlt rnc rng rnn rno rnr rnt roc roe rog rol ron roo ror rot rrc rrg rrl rrn rrr rrt rtc rte rtg rtl rtn rto rtr rtt tcc tce tcg tcl tcn tco tcr tct te- tec tee teg tel ten teo ter tet tgc tge tgg tgl tgn tgo tgr tgt tlc tle tlg tll tln tlo tlr tlt tnc tne tng tnl tnn tno tnr tnt to- toc toe tog tol ton too tor tot trc tre trg trl trn tro trr trt ttc tte ttg ttl ttn tto ttr ttt