-ly -ol bbb bbd bbk bbl bbo bbr bby bdb bdd bdk bdl bdo bdr bdy bkb bkk bkl bko bkr blb bld blk bll blo blr bly bob bod bok bol boo bor boy brb brd brk brl bro brr bry by- byd byk byl byo byr dbb dbd dbk dbl dbo dbr dby ddb ddd ddk ddl ddo ddr ddy dkb dkk dkl dko dkr dl- dlb dld dlk dll dlo dlr dly dob dod dok dol doo dor doy drb drd drk drl dro drr dry dy- dyb dyd dyk dyo dyr dyy kbb kbd kbk kbl kbo kbr kdb kdk kdl kdo kdr kdy kkb kkk kkl kkr kky kl- klb kld klo klr kly kob kod kok kol koo kor koy krd krk krl kro krr kry kyd kyl kyo kyr lbb lbd lbk lbl lbo lbr ldb ldd ldk ldl ldo ldr ldy lkb lkl lkr lky llb lld llk lll llo llr lly lob lod lok lol loo lor loy lrb lrd lrk lro lrr lry lyd lyk lyl lyo lyr ob- obb obd obk obl obo obr oby odb odd odl odo odr okb okd okk okl oko okr olb old olk oll olo oly oo- oob ood ook ool ooo oor or- orb ord ork orl oro orr ory oyd oyl oyo rbb rbd rbk rbl rbo rbr rdb rdd rdl rdo rdr rdy rkb rkk rko rky rld rll rlo rlr rly rob rod rok rol roo ror roy rrb rrd rrk rrl rrr ry- ryd ryk ryo ryr ryy ybl ybr yby ydl ydo ydy ykk yld ylk yll ylr yly yob yod yok yol yoo yor yoy yro yyb yyy