-ol -up b-p b-u bbb bbe bbl bbn bbo bbp bbt bbu be- beb bee bel ben beo bep bet beu blb ble bll bln blo blp blt blu bnb bne bnl bnn bno bnp bnt bnu bob boe bol bon boo bop bot bou bpb bpe bpl bpn bpo bpp bpt bpu btb bte btl btn bto btp btt btu bub bue bul bun buo bup but buu ebb ebe ebl ebn ebo ebp ebt ebu eeb eee eel een eeo eep eet elb ele ell eln elo elp elt elu en- enb ene enl enn eno enp ent enu eo- eob eoe eol eon eoo eop eot eou ep- epb epe epl epn epo epp ept epu etb ete etl etn eto etp ett etu eu- eub eue eul eun eup eut l-p lbb lbe lbl lbo lbp lbt lbu leb lee lel len leo lep let leu llb lle lll lln llo llp llt llu lnb lne lnl lnn lno lnp lnt lnu lob loe lol lon loo lop lot lou lpb lpe lpl lpn lpo lpp lpt lpu ltb lte ltl lto ltp ltt ltu lub lue lul lun luo lup lut luu nbb nbe nbl nbn nbo nbp nbt nbu ne- neb nee nel nen neo nep net neu nlb nle nll nln nlo nlp nlt nlu nnb nne nnl nnn nno nnp nnt nnu no- nob noe nol non noo nop not nou npb npe npl npn npo npp npt npu ntb nte ntn nto ntp ntt ntu nub nue nul nun nuo nup nut nuu ob- obb obe obl obn obo obp obt obu oeb oee oel oen oeo oep oet olb ole oll oln olo olp olt olu on- onb one onl onn ono onp ont onu oo- oob ool oon ooo oop oot op- opb ope opl opn opo opp opt ot- otb ote otl otn oto otp ott otu ou- oue oul oun ouo oup out p-p pbb pbe pbl pbn pbo pbp pbt pbu peb pee pel pen peo pep pet peu plb ple pll pln plo plp plt plu pn- pnb pne pnl pnn pno pnp pnt pnu pob poe pol pon poo pop pot pou ppb ppe ppl ppn ppo ppp ppt ppu pt- ptb pte ptl ptn pto ptp ptt ptu pub pue pul pun pup put puu tbb tbe tbl tbn tbo tbp tbt tbu te- teb tee tel ten teo tep tet teu tle tll tln tlo tlp tlt tlu tnb tne tnl tnn tno tnp tnt to- tob toe tol ton too top tot tou tpb tpe tpl tpn tpo tpp tpt tpu ttb tte ttl ttn tto ttp ttt ttu tub tue tul tun tuo tup tut tuu ubb ube ubl ubn ubo ubp ubt ubu ueb uee uel uen uep uet ulb ule ull uln ulo ulp ult ulu un- unb une unl unn uno unp unt unu uob uoe uol uon uoo uop uot up- upb upe upn upo upp upt upu utb ute utl utn uto utp utt utu uue uun uut uuu