-er -ic -ol c-- ccc cce ccg cci ccl cco ccr ccs cct ce- cec cee ceg cei cel ceo cer ces cet cgc cge cgg cgi cgl cgo cgr cgs cgt ci- cic cie cig cii cil cio cir cis cit cl- clc cle clg cli cll clo clr cls clt co- coc coe cog coi col coo cor cos cot crc cre crg cri crl cro crr crs crt csc cse csg csi csl cso csr css cst ctc cte ctg cti ctl cto ctr cts ctt ec- ecc ece ecg eci ecl eco ecr ecs ect eec eee eeg eel eeo eer ees eet egc ege egg egi egl ego egr egs egt eic eie eig eii eil eio eir eis eit elc ele elg eli ell elo elr els elt eo- eoc eoe eog eoi eol eoo eor eos eot erc ere erg eri erl ero err ers ert es- esc ese esg esi esl eso esr ess est etc ete etg eti etl eto etr ets ett gcc gce gcg gci gcl gco gcr gcs gct ge- gec gee geg gei gel geo ger ges get ggc ggg ggi ggo ggr ggs ggt gic gie gig gii gil gio gir gis git glc gle glg gli gll glo glr gls glt goc goe gog goi gol goo gor gos got grc gre grg gri grl gro grr grs grt gsc gse gsg gsi gsl gso gsr gss gst gtc gte gtg gti gtl gto gtr gts gtt icc ice icg ici icl ico icr ics ict ie- iec iee ieg iei iel ier ies iet igc ige igg igi igl igo igr igs igt iic iie iii iil iio iir iis iit il- ilc ile ilg ili ill ilo ilr ils ilt io- ioc ioe iog ioi iol ioo ior ios iot ir- irc ire irg iri irl iro irr irs irt is- isc ise isg isi isl iso isr iss ist itc ite itg iti itl ito its itt lcc lce lcg lci lcl lco lcr lcs lct lec lee leg lei lel leo ler les let lgc lge lgg lgi lgl lgo lgr lgs lgt lic lie lig lii lil lio lir lis lit llc lle llg lli lll llo llr lls llt loc loe log loi lol loo lor los lot lrc lrg lri lro lrr lrs lrt lsc lse lsg lsi lsl lso lsr lss lst ltc lte ltg lti ltl lto ltr lts ltt o-i oc- occ ocg oci ocl oco ocr ocs oct oec oee oeg oei oel oeo oer oes oet ogc oge ogg ogi ogl ogo ogs ogt oic oie oii oil oio oir ois oit olc ole olg oli oll olo ols olt oo- ooc oog ooi ool ooo oor oos oot or- orc ore org ori orl oro orr ors ort os- osc ose osg osi osl oso osr oss ost ot- otc ote otg oti otl oto otr ots ott rcc rce rcg rci rcl rco rcr rcs rct re- rec ree reg rei rel reo rer res ret rgc rge rgg rgi rgo rgr rgs rgt ric rie rig rii ril rio rir ris rit rlc rle rlg rli rll rlo rlr rls rlt roc roe rog roi rol roo ror ros rot rrc rrg rri rrl rrr rrs rrt rsc rse rsg rsi rsl rso rsr rss rst rtc rte rtg rti rtl rto rtr rts rtt scc sce scg sci scl sco scr scs sct se- sec see seg sei sel seo ser ses set sgc sge sgg sgi sgl sgo sgr sgs sgt sic sie sig sii sil sio sir sis sit slc sle slg sli sll slo slr sls slt soc soe sog soi sol soo sor sos sot sr- src sre srg sri srl sro srr srs srt ss- ssc sse ssg ssi ssl sso ssr sss sst stc ste stg sti stl sto str sts stt tcc tce tcg tci tcl tco tcr tcs tct te- tec tee teg tei tel teo ter tes tet tgc tge tgg tgi tgl tgo tgr tgs tgt tic tie tig tii til tio tir tis tit tlc tle tlg tli tll tlo tlr tls tlt to- toc toe tog toi tol too tor tos tot trc tre trg tri trl tro trr trs trt tsc tse tsg tsi tsl tso tsr tss tst ttc tte ttg tti ttl tto ttr tts ttt