-er -ol c-- ccc ccd cce ccg ccl cco ccr ccs cct ccu cdc cdd cde cdg cdl cdo cdr cds cdt cdu ce- cec ced cee ceg cel ceo cer ces cet ceu cgc cgd cge cgg cgl cgo cgr cgs cgt cgu cl- clc cld cle clg cll clo clr cls clt clu co- coc cod coe cog col coo cor cos cot cou crc crd cre crg crl cro crr crs crt cru csc csd cse csg csl cso csr css cst csu ctc ctd cte ctg ctl cto ctr cts ctt ctu cuc cud cue cug cul cuo cur cus cut cuu dcc dcd dce dcg dcl dco dcr dcs dct dcu ddc ddd dde ddg ddl ddo ddr dds ddt ddu de- dec ded dee deg del deo der des det deu dgc dgd dge dgg dgl dgr dgs dgt dgu dl- dlc dld dle dlg dll dlo dlr dls dlt dlu doc dod doe dog dol doo dor dos dot dou drc drd dre drg drl dro drr drs drt dru dsc dsd dse dsg dsl dso dsr dss dst dsu dtc dtd dte dtg dtl dto dtr dts dtt dtu duc dud due dug dul duo dur dus dut ec- ecc ecd ece ecg ecl eco ecr ecs ect ecu ed- edc edd ede edg edl edo edr eds edt edu eec eed eee eeg eel eeo eer ees eet egc egd ege egg egl ego egr egs egt egu elc eld ele elg ell elo elr els elt elu eo- eoc eod eoe eog eol eoo eor eos eot eou erc erd ere erg erl ero err ers ert eru es- esc esd ese esg esl eso esr ess est esu etc etd ete etg etl eto etr ets ett etu eu- euc eud eue eug eul eur eus eut g-d gcc gcd gce gcg gcl gco gcr gcs gct gcu gdc gdd gde gdl gdo gdr gds gdt gdu ge- gec ged gee geg gel geo ger ges get geu ggc ggd ggg ggo ggr ggs ggt ggu glc gld gle glg gll glo glr gls glt glu goc god goe gog gol goo gor gos got gou grc grd gre grg grl gro grr grs grt gru gsc gsd gse gsg gsl gso gsr gss gst gsu gtc gtd gte gtg gtl gto gtr gts gtt gtu gu- guc gud gue gug gul guo gur gus gut guu lcc lcd lce lcg lcl lco lcr lcs lct lcu ldc ldd lde ldg ldl ldo ldr lds ldt ldu lec led lee leg lel leo ler les let leu lgc lgd lge lgg lgl lgo lgr lgs lgt lgu llc lld lle llg lll llo llr lls llt llu loc lod loe log lol loo lor los lot lou lrc lrd lrg lro lrr lrs lrt lru lsc lsd lse lsg lsl lso lsr lss lst lsu ltc ltd lte ltg ltl lto ltr lts ltt ltu luc lud lue lug lul luo lur lus lut luu oc- occ ocd ocg ocl oco ocr ocs oct ocu odc odd ode odg odl odo odr ods odt odu oec oed oee oeg oel oeo oer oes oet ogc ogd oge ogg ogl ogo ogs ogt olc old ole olg oll olo ols olt olu oo- ooc ood oog ool ooo oor oos oot or- orc ord ore org orl oro orr ors ort oru os- osc osd ose osg osl oso osr oss ost osu ot- otc otd ote otg otl oto otr ots ott otu ou- ouc oud oue oul ouo our ous out rcc rcd rce rcg rcl rco rcr rcs rct rcu rdc rdd rde rdg rdl rdo rdr rds rdt rdu re- rec red ree reg rel reo rer res ret reu rgc rgd rge rgg rgo rgr rgs rgt rlc rld rle rlg rll rlo rlr rls rlt rlu roc rod roe rog rol roo ror ros rot rou rrc rrd rrg rrl rrr rrs rrt rru rsc rsd rse rsg rsl rso rsr rss rst rsu rtc rtd rte rtg rtl rto rtr rts rtt rtu ruc rud rue rug ruo rur rus rut ruu scc scd sce scg scl sco scr scs sct scu sdc sdd sde sdg sdl sdo sdr sds sdt sdu se- sec sed see seg sel seo ser ses set seu sgc sgd sge sgg sgl sgo sgr sgs sgt sgu slc sld sle slg sll slo slr sls slt slu soc sod soe sog sol soo sor sos sot sou sr- src srd sre srg srl sro srr srs srt ss- ssc ssd sse ssg ssl sso ssr sss sst ssu stc std ste stg stl sto str sts stt stu suc sud sue sug sul suo sur sus sut suu tcc tcd tce tcg tcl tco tcr tcs tct tcu tdc tdd tde tdg tdl tdo tdr tds tdt tdu te- tec ted tee teg tel teo ter tes tet teu tgc tge tgg tgl tgo tgr tgs tgt tgu tlc tld tle tlg tll tlo tlr tls tlt tlu to- toc tod toe tog tol too tor tos tot tou trc trd tre trg trl tro trr trs trt tru tsc tsd tse tsg tsl tso tsr tss tst tsu ttc ttd tte ttg ttl tto ttr tts ttt ttu tuc tud tue tug tul tuo tur tus tut tuu ucc ucd uce ucg ucl uco ucr ucs uct ucu udc udd ude udg udl udo udr uds udt udu uec ued uee ueg uel uer ues uet ugc uge ugg ugl ugo ugr ugs ugt ugu ulc uld ule ulg ull ulo ulr uls ult ulu uoc uod uoe uog uol uoo uor uos uot ur- urc urd ure urg url uro urr urs urt uru usc usd use usg usl uso usr uss ust usu utc utd ute utl uto utr uts utt utu uuc uue uug uur uus uut uuu