-al -ol a-a a-t aaa aag aal aao aar aat ag- aga agg agl ago agr agt al- ala alg all alo alr alt aoa aog aol aoo aor aot ar- ara arg arl aro arr art at- ata atg atl ato atr att gaa gag gal gao gar gat gga ggg ggo ggr ggt gla glg gll glo glr glt goa gog gol goo gor got gra grg grl gro grr grt gta gtg gtl gto gtr gtt la- laa lag lal lao lar lat lga lgg lgl lgo lgr lgt lla llg lll llo llr llt loa log lol loo lor lot lra lrg lro lrr lrt lta ltg ltl lto ltr ltt oaa oag oal oao oar oat oga ogg ogl ogo ogt ola olg oll olo olt oo- ooa oog ool ooo oor oot or- ora org orl oro orr ort ot- ota otg otl oto otr ott ra- raa rag ral rao rar rat rga rgg rgo rgr rgt rla rlg rll rlo rlr rlt roa rog rol roo ror rot rra rrg rrl rrr rrt rta rtg rtl rto rtr rtt taa tag tal tao tar tat tga tgg tgl tgo tgr tgt tla tlg tll tlo tlr tlt to- toa tog tol too tor tot tra trg trl tro trr trt tta ttg ttl tto ttr ttt