-th a-a a-b a-c a-t aaa aab aac aag aah aao aas aat aav ab- aba abb abc abg abh abo abs abt abv ac- aca acb acc acg ach aco acs act acv ag- aga agb agc agg agh ago ags agt agv aha ahb ahc ahg ahh aho ahs aht ahv aoa aob aoc aog aoh aoo aos aot aov as- asa asb asc asg ash aso ass ast asv at- ata atb atc atg ath ato ats att atv av- ava avb avc avg avh avo avs avt baa bab bac bag bah bao bas bat bav bba bbb bbc bbg bbh bbo bbs bbt bca bcb bcc bcg bch bco bcs bct bcv bga bgb bgc bgg bgh bgo bgs bgt bgv bha bhb bhc bhg bhh bho bhs bht bhv boa bob boc bog boh boo bos bot bov bsa bsb bsc bsg bsh bso bss bst bsv bta btb btc btg bth bto bts btt btv bva bvb bvc bvg bvh bvo bvs bvt bvv c-- caa cab cac cag cah cao cas cat cav cba cbb cbc cbg cbh cbo cbs cbt cbv cca ccb ccc ccg cch cco ccs cct ccv cga cgb cgc cgg cgh cgo cgs cgt cgv ch- cha chb chc chg chh cho chs cht chv co- coa cob coc cog coh coo cos cot cov csa csb csc csg csh cso css cst csv cta ctb ctc ctg cth cto cts ctt ctv cva cvb cvc cvg cvh cvo cvs cvt cvv gaa gab gac gag gah gao gas gat gav gba gbc gbg gbh gbo gbs gbt gbv gca gcb gcc gcg gch gco gcs gct gga ggb ggc ggg ggh ggo ggs ggt ggv gha ghb ghc ghg ghh gho ghs ght goa gob goc gog goh goo gos got gov gsa gsb gsc gsg gso gss gst gsv gta gtb gtc gtg gth gto gts gtt gtv gva gvb gvc gvg gvh gvo gvs gvt haa hab hac hag hah hao has hat hav hba hbb hbc hbg hbh hbo hbs hbt hbv hca hcb hcc hcg hch hco hcs hct hcv hga hgb hgc hgg hgh hgo hgs hgt hgv hha hhb hhc hhg hhh hho hhs hht hhv hoa hob hoc hog hoh hoo hos hot hov hsa hsb hsc hsg hsh hss hst hsv hta htb htc htg hth hto hts htt htv hv- hva hvb hvc hvg hvo hvs hvt hvv oaa oab oac oag oah oao oas oat oav ob- oba obb obc obg obh obo obs obt obv oc- oca ocb occ ocg och oco ocs oct ocv oga ogc ogg ogh ogo ogs ogt oha ohc ohg ohh oho ohs oht oo- ooa oob ooc oog ooh ooo oos oot oov os- osa osb osc osg osh oso oss ost osv ot- ota otb otc otg oth oto ots ott otv ov- ova ovb ovc ovh ovo ovs ovv saa sab sac sag sah sao sas sat sav sba sbb sbc sbg sbh sbo sbs sbt sbv sca scb scc scg sch sco scs sct scv sga sgb sgc sgg sgh sgo sgs sgt sgv sh- sha shb shc shg shh sho shs sht shv soa sob soc sog soh soo sos sot sov ss- ssa ssb ssc ssg ssh sso sss sst ssv sta stb stc stg sth sto sts stt stv sva svb svc svg svo svs svt svv taa tab tac tag tah tao tas tat tav tba tbb tbc tbg tbh tbo tbs tbt tbv tca tcb tcc tcg tch tco tcs tct tcv tga tgb tgc tgg tgh tgo tgs tgt tgv th- tha thb thc thg thh tho ths tht thv to- toa tob toc tog toh too tos tot tov tsa tsb tsc tsg tsh tso tss tst tsv tta ttb ttc ttg tth tto tts ttt ttv tva tvb tvc tvg tvh tvo tvs tvt v-a vaa vab vac vag vah vao vas vat vav vba vbc vbg vbh vbo vbs vbv vca vcc vch vco vcs vct vga vgc vgg vgh vgo vgs vgt vh- vha vhb vhc vho vhs vht voa vob voc vog voh voo vos vot vov vsa vsb vsc vsg vsh vso vss vst vsv vta vtb vtc vtg vto vts vtt vtv vva vvb vvc vvg vvo vvs vvt vvv