-ol bbb bbd bbl bbn bbo bbt bbw bdb bdd bdl bdo bdt bdw blb bld bll bln blo blt bnb bnd bnl bnn bno bnt bnw bob bod bol bon boo bot bow btb btd btl btn bto btt btw bwb bwd bwl bwo dbb dbd dbl dbn dbo dbt ddb ddd ddl ddn ddo ddt ddw dl- dlb dld dll dlo dlt dnb dnd dnl dnn dno dnt dnw dob dod dol don doo dot dow dtb dtd dtl dtn dto dtt dtw dwb dwn dwo dwt dww lbb lbd lbl lbo lbt lbw ldb ldd ldl ldn ldo ldt ldw llb lld lll lln llo llt llw lnb lnd lnl lnn lno lnt lob lod lol lon loo lot low ltb ltd ltl lto ltt lwb lwd lwl lwn lwo lww nbb nbd nbl nbn nbo nbt nbw ndb ndd ndl ndn ndo ndt nlb nld nll nln nlo nlt nlw nnb nnl nnn nno nnt nnw no- nob nod nol non noo not now ntb ntd ntn nto ntt nwb nwd nwl nwn nwo nwt ob- obb obd obl obn obo obt obw odb odd odl odn odo odt olb old oll oln olo olt olw on- onb ond onl onn ono ont oo- oob ood ool oon ooo oot oow ot- otb otd otl otn oto ott otw owb owd owl own owo owt oww tbb tbd tbl tbn tbo tbt tdb tdd tdl tdn tdo tdt tdw tld tll tln tlo tlt tlw tnb tnd tnl tnn tno tnt tnw to- tob tod tol ton too tot tow ttb ttd ttl ttn tto ttt ttw twb twd twl twn two twt tww wbb wbd wbn wbo wbt wbw wdb wdl wdt wl- wlb wll wln wlo wlt wlw wn- wnd wnl wnn wno wnt wnw wob wod wol won woo wot wow wtb wtd wtn wto wtt wtw wwd wwl wwn wwo wwt www