-er bbb bbe bbg bbh bbl bbr be- beb bee beg beh bel ber bgb bge bgg bgh bgl bgr bhb bhe bhg bhh bhl bhr blb ble blg blh bll blr brb bre brg brh brl brr ebb ebe ebg ebh ebl ebr eeb eee eeg eel eer egb ege egg egh egl egr ehb ehe ehg ehh ehl ehr elb ele elg elh ell elr erb ere erg erh erl err gbe gbg gbh gbl gbr ge- geb gee geg geh gel ger ggb ggg ggh ggr ghb ghe ghg ghh ghl ghr glb gle glg glh gll glr grb gre grg grh grl grr hbb hbe hbg hbh hbl hbr he- heb hee heg heh hel her hgb hge hgg hgh hgl hgr hhb hhe hhg hhh hhl hhr hlb hle hlg hlh hll hlr hr- hrb hre hrg hrh hrl hrr lbb lbe lbg lbh lbl lbr leb lee leg leh lel ler lgb lge lgg lgh lgl lgr lhb lhh lhr llb lle llg lll llr lrb lrg lrh lrr rbb rbe rbg rbh rbl rbr re- reb ree reg reh rel rer rgb rge rgg rgh rgr rh- rhb rhe rhg rhh rhl rhr rle rlg rlh rll rlr rrb rrg rrh rrl rrr