-ol b-u bbb bbd bbh bbl bbn bbo bbu bdb bdd bdh bdl bdo bdu bhb bhd bhh bhl bho bhu blb bld blh bll bln blo blu bnb bnd bnl bnn bno bnu bob bod boh bol bon boo bou bub bud buh bul bun buo buu dbb dbd dbh dbl dbn dbo dbu ddb ddd ddh ddl ddn ddo ddu dh- dhb dhd dhh dhl dho dhu dl- dlb dld dlh dll dlo dlu dnb dnd dnh dnl dnn dno dob dod doh dol don doo dou dub dud duh dul dun duo hbb hbd hbh hbl hbn hbo hbu hdb hdd hdh hdl hdn hdo hdu hhb hhd hhh hhl hhn hho hhu hlb hld hlh hll hln hlo hlu hnb hnd hnh hnl hnn hno hnu hob hod hoh hol hon hoo hou hub hud huh hul hun huo huu lbb lbd lbh lbl lbo lbu ldb ldd ldh ldl ldn ldo ldu lhb lhd lhh lho lhu llb lld lll lln llo llu lnb lnd lnh lnl lnn lno lnu lob lod loh lol lon loo lou lub lud luh lul lun luo luu nbb nbd nbl nbn nbo nbu ndb ndd ndh ndl ndn ndo ndu nhb nhd nhh nhl nhn nhu nlb nld nlh nll nln nlo nlu nnb nnh nnl nnn nno nnu no- nob nod noh nol non noo nou nub nud nuh nul nun nuo nuu ob- obb obd obh obl obn obo obu odb odd odh odl odn odo odu ohd ohh ohl ohn oho ohu olb old oll oln olo olu on- onb ond onh onl onn ono onu oo- oob ood ooh ool oon ooo ou- oud ouh oul oun ouo ubb ubh ubl ubn ubo ubu udb udd udl udn udo udu uhb uhd uhh uhl uho uhu ulb uld ull uln ulo ulu un- unb und unh unl unn uno unu uob uod uol uon uoo uun uuu