-ic a-a a-c a-i a-t aaa aac aae aag aai aao aat aav aax ac- aca acc ace acg aci aco act acv acx aea aec aee aeg aei aeo aet aev aex ag- aga agc age agg agi ago agt agv agx ai- aia aic aie aig aii aio ait aiv aix aoa aoc aoe aog aoi aoo aot aov aox at- ata atc ate atg ati ato att atv atx av- ava avc ave avg avi avo avt avx ax- axa axe axi axo axt axv axx c-- caa cac cae cag cai cao cat cav cax cca ccc cce ccg cci cco cct ccv ccx ce- cea cec cee ceg cei ceo cet cev cex cga cgc cge cgg cgi cgo cgt cgv ci- cia cic cie cig cii cio cit civ cix co- coa coc coe cog coi coo cot cov cox cta ctc cte ctg cti cto ctt ctv ctx cva cvc cve cvg cvi cvo cvt cvv cvx cxc cxi cxo cxt cxv cxx eaa eac eae eag eai eao eat eav eax ec- eca ecc ece ecg eci eco ect ecv ecx eea eec eee eeg eeo eet eev eex ega egc ege egg egi ego egt egx eia eic eie eig eii eio eit eiv eix eo- eoa eoc eoe eog eoi eoo eot eta etc ete etg eti eto ett etv etx eva evc eve evg evi evo evt evv ex- exa exc exe exi exo ext exx gaa gac gae gag gai gao gat gav gca gcc gce gcg gci gco gct ge- gea gec gee geg gei geo get gev gex gga ggc ggg ggi ggo ggt ggv gia gic gie gig gii gio git giv goa goc goe gog goi goo got gov gox gta gtc gte gtg gti gto gtt gtv gtx gva gvc gve gvg gvi gvo gvt gxa gxt i-v ia- iaa iac iae iag iai iao iat iav ica icc ice icg ici ico ict icv ie- iea iec iee ieg iei iet iev iex iga igc ige igg igi igo igt iia iic iie iii iio iit iix io- ioa ioc ioe iog ioi ioo iot iov ita itc ite itg iti ito itt itv itx iva ivc ive ivg ivi ivo ivt ivv ivx ixc ixe ixi o-i oaa oac oae oag oai oao oat oav oax oc- oca occ ocg oci oco oct ocv ocx oea oec oee oeg oei oeo oet oex oga ogc oge ogg ogi ogo ogt ogx oia oic oie oii oio oit oiv oo- ooa ooc oog ooi ooo oot oov oox ot- ota otc ote otg oti oto ott otv ov- ova ovc ove ovi ovo ovv ox- oxa oxc oxi oxo oxt oxx t-x taa tac tae tag tai tao tat tav tax tca tcc tce tcg tci tco tct tcv tcx te- tea tec tee teg tei teo tet tev tex tga tgc tge tgg tgi tgo tgt tgv tia tic tie tig tii tio tit tiv tix to- toa toc toe tog toi too tot tov tox tta ttc tte ttg tti tto ttt ttv ttx tva tvc tve tvg tvi tvo tvt tvx txe txi txt v-a v-e vaa vac vae vag vai vao vat vav vax vca vcc vce vci vco vct vcx vea vec vee veg vei veo vet vex vga vgc vgg vgo vgt vgx vi- via vic vie vig vii vio vit viv vix voa voc voe vog voi voo vot vov vox vta vtc vte vtg vti vto vtt vtv vtx vva vvc vvg vvi vvo vvt vvv vxa vxv xaa xac xag xat xav xci xcv xcx xee xeg xet xev xex xge xgi xia xic xie xii xio xit xiv xix xoa xoc xog xoi xoo xot xov xox xtc xti xtv xtx xvg xvi xvt xxi xxo xxv xxx