-al -ol a-a a-t aaa aag aal aao aar aat aax ag- aga agg agl ago agr agt agx al- ala alg all alo alr alt alx aoa aog aol aoo aor aot aox ar- ara arg arl aro arr art arx at- ata atg atl ato atr att atx ax- axa axl axo axr axt axx gaa gag gal gao gar gat gga ggg ggo ggr ggt gla glg gll glo glr glt glx goa gog gol goo gor got gox gra grg grl gro grr grt grx gta gtg gtl gto gtr gtt gtx gxa gxl gxt la- laa lag lal lao lar lat lax lga lgg lgl lgo lgr lgt lla llg lll llo llr llt loa log lol loo lor lot lox lra lrg lro lrr lrt lta ltg ltl lto ltr ltt ltx lxo lxr lxx oaa oag oal oao oar oat oax oga ogg ogl ogo ogt ogx ola olg oll olo olt oo- ooa oog ool ooo oor oot oox or- ora org orl oro orr ort orx ot- ota otg otl oto otr ott ox- oxa oxo oxt oxx ra- raa rag ral rao rar rat rax rga rgg rgo rgr rgt rgx rla rlg rll rlo rlr rlt roa rog rol roo ror rot rox rra rrg rrl rrr rrt rta rtg rtl rto rtr rtt rtx rxr t-x taa tag tal tao tar tat tax tga tgg tgl tgo tgr tgt tla tlg tll tlo tlr tlt tlx to- toa tog tol too tor tot tox tra trg trl tro trr trt trx tta ttg ttl tto ttr ttt ttx txl txt xaa xag xal xar xat xgl xla xlg xlr xlt xoa xog xoo xor xot xox xrt xrx xtr xtx xxl xxo xxx