-er -ey -ly b-u bbb bbe bbk bbl bbr bbu bby be- beb bee bek bel ber beu bey bkb bke bkk bkl bkr blb ble blk bll blr blu bly brb bre brk brl brr bru bry bub bue buk bul bur buu buy by- bye byk byl byr byu ebb ebe ebk ebl ebr ebu eby eeb eee eek eel eer eey ekb eke ekl ekr eku eky elb ele elk ell elr elu ely erb ere erk erl err eru ery eu- eub eue eul eur eye eyl eyr kbb kbe kbk kbl kbr kbu ke- keb kee kek kel ker key kkb kke kkk kkl kkr kku kky kl- klb klr klu kly krk krl krr kru kry kub kue kuk kul kur kuu kuy kye kyl kyr kyu lbb lbe lbk lbl lbr lbu leb lee lek lel ler leu ley lkb lkl lkr lky llb lle llk lll llr llu lly lrb lrk lrr lru lry lub lue luk lul lur luu luy lye lyk lyl lyr rbb rbe rbk rbl rbr rbu re- reb ree rek rel rer reu rey rkb rke rkk rku rky rle rll rlr rlu rly rrb rrk rrl rrr rru rub rue ruk rur ruu ruy ry- rye ryk ryr ryu ryy ubb ube ubk ubl ubr ubu uby ueb uee uel uer uey ukb uke ukk ukl ukr uku ulb ule ulk ull ulr ulu uly ur- urb ure urk url urr uru ury uue uur uuu uyu ybe ybl ybr yby yeb yee yek yel yer yey ykk yle ylk yll ylr yly yre yru yue yuk yul yur yuu yuy yyb yye yyu yyy