-ly -ol bbb bbd bbl bbn bbo bbr bby bdb bdd bdl bdo bdr bdy blb bld bll bln blo blr bly bnb bnd bnl bnn bno bnr bob bod bol bon boo bor boy brb brd brl brn bro brr bry by- byd byl byn byo byr dbb dbd dbl dbn dbo dbr dby ddb ddd ddl ddn ddo ddr ddy dl- dlb dld dll dlo dlr dly dnb dnd dnl dnn dno dnr dny dob dod dol don doo dor doy drb drd drl drn dro drr dry dy- dyb dyd dyn dyo dyr dyy lbb lbd lbl lbo lbr ldb ldd ldl ldn ldo ldr ldy llb lld lll lln llo llr lly lnb lnd lnl lnn lno lnr lob lod lol lon loo lor loy lrb lrd lrn lro lrr lry lyd lyl lyn lyo lyr nbb nbd nbl nbn nbo nbr ndb ndd ndl ndn ndo ndr ndy nlb nld nll nln nlo nlr nly nnb nnl nnn nno no- nob nod nol non noo nor noy nrb nrd nrl nrn nro nrr nry nyd nyl nyn nyo nyy ob- obb obd obl obn obo obr oby odb odd odl odn odo odr olb old oll oln olo oly on- onb ond onl onn ono onr ony oo- oob ood ool oon ooo oor or- orb ord orl orn oro orr ory oyd oyl oyo rbb rbd rbl rbn rbo rbr rdb rdd rdl rdn rdo rdr rdy rld rll rln rlo rlr rly rnb rnd rnn rno rnr rny rob rod rol ron roo ror roy rrb rrd rrl rrn rrr ry- ryd ryn ryo ryr ryy ybl ybr yby ydl ydn ydo ydy yld yll ylr yly ynd ynn yny yob yod yol yon yoo yor yoy yrn yro yyb yyy