-ic a-a a-c a-i a-t aaa aac aae aag aai aao aat aax ac- aca acc ace acg aci aco act acx aea aec aee aeg aei aeo aet aex ag- aga agc age agg agi ago agt agx ai- aia aic aie aig aii aio ait aix aoa aoc aoe aog aoi aoo aot aox at- ata atc ate atg ati ato att atx ax- axa axe axi axo axt axx c-- caa cac cae cag cai cao cat cax cca ccc cce ccg cci cco cct ccx ce- cea cec cee ceg cei ceo cet cex cga cgc cge cgg cgi cgo cgt ci- cia cic cie cig cii cio cit cix co- coa coc coe cog coi coo cot cox cta ctc cte ctg cti cto ctt ctx cxc cxi cxo cxt cxx eaa eac eae eag eai eao eat eax ec- eca ecc ece ecg eci eco ect ecx eea eec eee eeg eeo eet eex ega egc ege egg egi ego egt egx eia eic eie eig eii eio eit eix eo- eoa eoc eoe eog eoi eoo eot eta etc ete etg eti eto ett etx ex- exa exc exe exi exo ext exx gaa gac gae gag gai gao gat gca gcc gce gcg gci gco gct ge- gea gec gee geg gei geo get gex gga ggc ggg ggi ggo ggt gia gic gie gig gii gio git goa goc goe gog goi goo got gox gta gtc gte gtg gti gto gtt gtx gxa gxt ia- iaa iac iae iag iai iao iat ica icc ice icg ici ico ict ie- iea iec iee ieg iei iet iex iga igc ige igg igi igo igt iia iic iie iii iio iit iix io- ioa ioc ioe iog ioi ioo iot ita itc ite itg iti ito itt itx ixc ixe ixi o-i oaa oac oae oag oai oao oat oax oc- oca occ ocg oci oco oct ocx oea oec oee oeg oei oeo oet oex oga ogc oge ogg ogi ogo ogt ogx oia oic oie oii oio oit oo- ooa ooc oog ooi ooo oot oox ot- ota otc ote otg oti oto ott ox- oxa oxc oxi oxo oxt oxx t-x taa tac tae tag tai tao tat tax tca tcc tce tcg tci tco tct tcx te- tea tec tee teg tei teo tet tex tga tgc tge tgg tgi tgo tgt tia tic tie tig tii tio tit tix to- toa toc toe tog toi too tot tox tta ttc tte ttg tti tto ttt ttx txe txi txt xaa xac xag xat xci xcx xee xeg xet xex xge xgi xia xic xie xii xio xit xix xoa xoc xog xoi xoo xot xox xtc xti xtx xxi xxo xxx

a-ii aaaa aaac aaae aaai aaca aacc aace aaci aaco aact aaea aaec aage aaic aaii aaoe aaoo aata aatc aatt ac-t acaa acac acae acag acai acat acca accc acce acci acco acct ace- acea acec acet acga acgi aci- acia acic acie acoa acoe acog acot acta actc acte actg acti acto actt aeac aeci aect aega aeio aeit aeta aetc aeto aett aetx ag-o agac agag agai agao agat agca agcc agce agco agct agea agee agei aget agga agge aggi agia agic agie agig agii agio agit agog agoo agot agta agte agxt aiai aica aicc aice aiea aiee aiet aiga aigo aiia aiic aioc aioi aita aite aiti aitt aixa aixi aoca aoce aotc at-t at-x ataa atac atae atai atat atax atca atcc atco atea atec atee atei ateo atex atgo atia atic atie atit atoc atoe atoi atot atta atte atti atto axat axce axi- axia axie axo- axoa axto axxo caaa caac caat cac- caca cacc cace caci caco caec caei caex caga cage cagg cagi cago caia caic caio cait caix caoi cat- cata catc cate cati cato catt caxa ccaa ccac ccag ccai ccat ccca cccc ccci ccee ccga ccgc ccgt ccic ccii ccix ccoc cctc cctt ccxi ceac ceat cec- ceca cece ceci ceco cect ceec cege cego cet- ceta cete ceti ceto cexe cgac cgcc cgcg ciaa ciao ciat cica cicc cici cico cict ciee ciga cigi ciia ciii ciit cita cite citg citi cito citt cixi coag coai coat coax coca coce coco coct coex cogi cogo coia coit coix coot cota cotc cote coti coto cott coxa coxe ctae ctag ctca ctec ctge ctia ctic ctot ctta cxii cxix cxxi cxxx eaca eacc eaec eaga eage eata eate eati ecaa ecac ecai ecao ecat ecca eccc ecce ecci ecco ecct ecig ecit eco- ecog ecot ect- ecta ectc ecto eeca eeea eeee eega eeoc eeta eetc eete eext egaa egae egao egat egcc egcg egea egec egee egge eggi eggo ego- egoi egot egta egte eiao eica eico eiec eiei eige eigg eita eitc eiti eito eota eotc eoto etag etai etat etcc etco etec etee etic etio etix etoe etox etta ette etti etto exa- exai exco exec exge exgi exit exo- exta exte gace gaea gaec gaga gage gagg gagi gago gaia gaie gaig gait gata gatc gate gati gato gatt gatx gc-c gcaa gcat gccc gcet gcic gcii gcoa gctc geai geat geca gece geet gege gegg gego geia geic geie geig geit geo- geog geox geta gete getg geti geto gett gggg giaa giac giai giat gica giet giga gige gigg gigi gigo giog gioi gita gite gito goai goat goca goce goga gogi gogo goit goog gooi goot gota gote goti goto gott gtaa gtco gtea gtoe gtta i-go iaaa iaac iaai iaat iaca iacc iact iaea iaec iago iaia iata iatc iate iati icaa icac icag icai icao icat icca iccc icci icco icct icea icec icee icet icex icga icgc icoc icta ieac ieat iecc ieet ieie ieio ieta iett igac igcc igea iget igga igia igoe igoo igot iiac iica iiie iiii iiio iiit iioi iioo iita iitt iocg ioci ioee iogt ioii