-al -er a-a a-t aaa aae aag aal aar aat aea aee aeg ael aer aet ag- aga age agg agl agr agt al- ala ale alg all alr alt ar- ara are arg arl arr art at- ata ate atg atl atr att eaa eae eag eal ear eat eea eee eeg eel eer eet ega ege egg egl egr egt ela ele elg ell elr elt era ere erg erl err ert eta ete etg etl etr ett gaa gae gag gal gar gat ge- gea gee geg gel ger get gga ggg ggr ggt gla gle glg gll glr glt gra gre grg grl grr grt gta gte gtg gtl gtr gtt la- laa lae lag lal lar lat lea lee leg lel ler let lga lge lgg lgl lgr lgt lla lle llg lll llr llt lra lrg lrr lrt lta lte ltg ltl ltr ltt ra- raa rae rag ral rar rat re- rea ree reg rel rer ret rga rge rgg rgr rgt rla rle rlg rll rlr rlt rra rrg rrl rrr rrt rta rte rtg rtl rtr rtt taa tae tag tal tar tat te- tea tee teg tel ter tet tga tge tgg tgl tgr tgt tla tle tlg tll tlr tlt tra tre trg trl trr trt tta tte ttg ttl ttr ttt