-al -th a-a a-b a-c a-t aaa aab aac aag aah aal aat ab- aba abb abc abg abh abl abt ac- aca acb acc acg ach acl act ag- aga agb agc agg agh agl agt aha ahb ahc ahg ahh ahl aht al- ala alb alc alg alh all alt at- ata atb atc atg ath atl att baa bab bac bag bah bal bat bba bbb bbc bbg bbh bbl bbt bca bcb bcc bcg bch bcl bct bga bgb bgc bgg bgh bgl bgt bha bhb bhc bhg bhh bhl bht bla blb blc blg blh bll blt bta btb btc btg bth btl btt c-- caa cab cac cag cah cal cat cba cbb cbc cbg cbh cbl cbt cca ccb ccc ccg cch ccl cct cga cgb cgc cgg cgh cgl cgt ch- cha chb chc chg chh chl cht cl- cla clb clc clg clh cll clt cta ctb ctc ctg cth ctl ctt gaa gab gac gag gah gal gat gba gbc gbg gbh gbl gbt gca gcb gcc gcg gch gcl gct gga ggb ggc ggg ggh ggt gha ghb ghc ghg ghh ghl ght gla glb glc glg glh gll glt gta gtb gtc gtg gth gtl gtt haa hab hac hag hah hal hat hba hbb hbc hbg hbh hbl hbt hca hcb hcc hcg hch hcl hct hga hgb hgc hgg hgh hgl hgt hha hhb hhc hhg hhh hhl hht hla hlb hlc hlg hlh hll hlt hta htb htc htg hth htl htt la- laa lab lac lag lah lal lat lba lbb lbc lbg lbh lbl lbt lca lcb lcc lcg lch lcl lct lga lgb lgc lgg lgh lgl lgt lha lhb lhc lhh lht lla llb llc llg lll llt lta ltb ltc ltg lth ltl ltt taa tab tac tag tah tal tat tba tbb tbc tbg tbh tbl tbt tca tcb tcc tcg tch tcl tct tga tgb tgc tgg tgh tgl tgt th- tha thb thc thg thh thl tht tla tlc tlg tlh tll tlt tta ttb ttc ttg tth ttl ttt