-ic a-a a-c a-i a-t aaa aac aae aag aai aao aat aav ac- aca acc ace acg aci aco act acv aea aec aee aeg aei aeo aet aev ag- aga agc age agg agi ago agt agv ai- aia aic aie aig aii aio ait aiv aoa aoc aoe aog aoi aoo aot aov at- ata atc ate atg ati ato att atv av- ava avc ave avg avi avo avt c-- caa cac cae cag cai cao cat cav cca ccc cce ccg cci cco cct ccv ce- cea cec cee ceg cei ceo cet cev cga cgc cge cgg cgi cgo cgt cgv ci- cia cic cie cig cii cio cit civ co- coa coc coe cog coi coo cot cov cta ctc cte ctg cti cto ctt ctv cva cvc cve cvg cvi cvo cvt cvv eaa eac eae eag eai eao eat eav ec- eca ecc ece ecg eci eco ect ecv eea eec eee eeg eeo eet eev ega egc ege egg egi ego egt eia eic eie eig eii eio eit eiv eo- eoa eoc eoe eog eoi eoo eot eta etc ete etg eti eto ett etv eva evc eve evg evi evo evt evv gaa gac gae gag gai gao gat gav gca gcc gce gcg gci gco gct ge- gea gec gee geg gei geo get gev gga ggc ggg ggi ggo ggt ggv gia gic gie gig gii gio git giv goa goc goe gog goi goo got gov gta gtc gte gtg gti gto gtt gtv gva gvc gve gvg gvi gvo gvt 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 iga igc ige igg igi igo igt iia iic iie iii iio iit io- ioa ioc ioe iog ioi ioo iot iov ita itc ite itg iti ito itt itv iva ivc ive ivg ivi ivo ivt ivv o-i oaa oac oae oag oai oao oat oav oc- oca occ ocg oci oco oct ocv oea oec oee oeg oei oeo oet oga ogc oge ogg ogi ogo ogt oia oic oie oii oio oit oiv oo- ooa ooc oog ooi ooo oot oov ot- ota otc ote otg oti oto ott otv ov- ova ovc ove ovi ovo ovv taa tac tae tag tai tao tat tav tca tcc tce tcg tci tco tct tcv te- tea tec tee teg tei teo tet tev tga tgc tge tgg tgi tgo tgt tgv tia tic tie tig tii tio tit tiv to- toa toc toe tog toi too tot tov tta ttc tte ttg tti tto ttt ttv tva tvc tve tvg tvi tvo tvt v-a v-e vaa vac vae vag vai vao vat vav vca vcc vce vci vco vct vea vec vee veg vei veo vet vga vgc vgg vgo vgt vi- via vic vie vig vii vio vit viv voa voc voe vog voi voo vot vov vta vtc vte vtg vti vto vtt vtv vva vvc vvg vvi vvo vvt vvv