-al -ol a-a a-t aaa aag aal aao aat aax ag- aga agg agl ago agt agx al- ala alg all alo alt alx aoa aog aol aoo aot aox at- ata atg atl ato att atx ax- axa axl axo axt axx gaa gag gal gao gat gga ggg ggo ggt gla glg gll glo glt glx goa gog gol goo got gox gta gtg gtl gto gtt gtx gxa gxl gxt la- laa lag lal lao lat lax lga lgg lgl lgo lgt lla llg lll llo llt loa log lol loo lot lox lta ltg ltl lto ltt ltx lxo lxx oaa oag oal oao oat oax oga ogg ogl ogo ogt ogx ola olg oll olo olt oo- ooa oog ool ooo oot oox ot- ota otg otl oto ott ox- oxa oxo oxt oxx t-x taa tag tal tao tat tax tga tgg tgl tgo tgt tla tlg tll tlo tlt tlx to- toa tog tol too tot tox tta ttg ttl tto ttt ttx txl txt xaa xag xal xat xgl xla xlg xlt xoa xog xoo xot xox xtx xxl xxo xxx