-al -er a-a aaa aad aae aag aak aal aar ad- ada add ade adg adk adl adr aea aed aee aeg aek ael aer ag- aga agd age agg agk agl agr aka akd ake akg akk akl akr al- ala ald ale alg alk all alr ar- ara ard are arg ark arl arr daa dad dae dag dak dal dar dda ddd dde ddg ddk ddl ddr de- dea ded dee deg dek del der dga dgd dge dgg dgk dgl dgr dka dke dkg dkk dkl dkr dl- dla dld dle dlg dlk dll dlr dra drd dre drg drk drl drr eaa ead eae eag eak eal ear ed- eda edd ede edg edk edl edr eea eed eee eeg eek eel eer ega egd ege egg egl egr eka ekd eke ekg ekl ekr ela eld ele elg elk ell elr era erd ere erg erk erl err g-d gaa gad gae gag gak gal gar gda gdd gde gdk gdl gdr ge- gea ged gee geg gek gel ger gga ggd ggg ggr gka gkd gla gld gle glg glk gll glr gra grd gre grg grk grl grr ka- kaa kad kae kag kak kal kar kda kde kdg kdk kdl kdr ke- kea ked kee keg kek kel ker kga kgd kgl kke kkk kkl kkr kl- kla kld klg klr kra krd krg krk krl krr la- laa lad lae lag lak lal lar lda ldd lde ldg ldk ldl ldr lea led lee leg lek lel ler lga lgd lge lgg lgk lgl lgr lka lkg lkl lkr lla lld lle llg llk lll llr lra lrd lrg lrk lrr ra- raa rad rae rag rak ral rar rda rdd rde rdg rdl rdr re- rea red ree reg rek rel rer rga rgd rge rgg rgk rgr rke rkg rkk rla rld rle rlg rll rlr rra rrd rrg rrk rrl rrr