-al -er a-a a-b aaa aab aad aae aag aah aal aar ab- aba abb abd abe abg abh abl abr ad- ada adb add ade adg adh adl adr aea aeb aed aee aeg aeh ael aer ag- aga agb agd age agg agh agl agr aha ahb ahd ahe ahg ahh ahl ahr al- ala alb ald ale alg alh all alr ar- ara arb ard are arg arh arl arr baa bab bad bae bag bah bal bar bba bbb bbd bbe bbg bbh bbl bbr bda bdb bdd bde bdg bdh bdl bdr be- bea beb bed bee beg beh bel ber bga bgb bgd bge bgg bgh bgl bgr bha bhb bhd bhe bhg bhh bhl bhr bla blb bld ble blg blh bll blr bra brb brd bre brg brh brl brr daa dab dad dae dag dah dal dar dba dbb dbd dbe dbg dbh dbl dbr dda ddb ddd dde ddg ddh ddl ddr de- dea deb ded dee deg deh del der dga dgd dge dgg dgh dgl dgr dh- dha dhb dhd dhe dhh dhl dhr dl- dla dlb dld dle dlg dlh dll dlr dra drb drd dre drg drl drr eaa eab ead eae eag eah eal ear eba ebb ebd ebe ebg ebh ebl ebr ed- eda edb edd ede edg edh edl edr eea eeb eed eee eeg eel eer ega egb egd ege egg egh egl egr eha ehb ehd ehe ehg ehh ehl ehr ela elb eld ele elg elh ell elr era erb erd ere erg erh erl err g-d gaa gab gad gae gag gah gal gar gba gbd gbe gbg gbh gbl gbr gda gdb gdd gde gdh gdl gdr ge- gea geb ged gee geg geh gel ger gga ggb ggd ggg ggh ggr gha ghb ghd ghe ghg ghh ghl ghr gla glb gld gle glg glh gll glr gra grb grd gre grg grh grl grr haa hab had hae hag hah hal har hba hbb hbd hbe hbg hbh hbl hbr hda hdb hdd hde hdg hdh hdl hdr he- hea heb hed hee heg heh hel her hga hgb hge hgg hgh hgl hgr hha hhb hhd hhe hhg hhh hhl hhr hla hlb hld hle hlg hlh hll hlr hr- hra hrb hrd hre hrg hrh hrl hrr la- laa lab lad lae lag lah lal lar lba lbb lbd lbe lbg lbh lbl lbr lda ldb ldd lde ldg ldh ldl ldr lea leb led lee leg leh lel ler lga lgb lgd lge lgg lgh lgl lgr lha lhb lhd lhh lhr lla llb lld lle llg lll llr lra lrb lrd lrg lrh lrr ra- raa rab rad rae rag rah ral rar rba rbb rbd rbe rbg rbh rbl rbr rda rdb rdd rde rdg rdh rdl rdr re- rea reb red ree reg reh rel rer rga rgb rgd rge rgg rgh rgr rh- rha rhb rhd rhe rhg rhh rhl rhr rla rld rle rlg rlh rll rlr rra rrb rrd rrg rrh rrl rrr