-ol -up b-p b-u bbb bbe bbl bbn bbo bbp bbs bbt bbu be- beb bee bel ben beo bep bes bet beu blb ble bll bln blo blp bls blt blu bnb bne bnl bnn bno bnp bns bnt bnu bob boe bol bon boo bop bos bot bou bpb bpe bpl bpn bpo bpp bps bpt bpu bsb bse bsl bsn bso bsp bss bst bsu btb bte btl btn bto btp bts btt btu bub bue bul bun buo bup bus but buu ebb ebe ebl ebn ebo ebp ebs ebt ebu eeb eee eel een eeo eep ees eet elb ele ell eln elo elp els elt elu en- enb ene enl enn eno enp ens ent enu eo- eob eoe eol eon eoo eop eos eot eou ep- epb epe epl epn epo epp eps ept epu es- esb ese esl esn eso esp ess est esu etb ete etl etn eto etp ets ett etu eu- eub eue eul eun eup eus eut l-p lbb lbe lbl lbo lbp lbs lbt lbu leb lee lel len leo lep les let leu llb lle lll lln llo llp lls llt llu lnb lne lnl lnn lno lnp lns lnt lnu lob loe lol lon loo lop los lot lou lpb lpe lpl lpn lpo lpp lps lpt lpu lsb lse lsl lsn lso lsp lss lst lsu ltb lte ltl lto ltp lts ltt ltu lub lue lul lun luo lup lus lut luu nbb nbe nbl nbn nbo nbp nbs nbt nbu ne- neb nee nel nen neo nep nes net neu nlb nle nll nln nlo nlp nls nlt nlu nnb nne nnl nnn nno nnp nns nnt nnu no- nob noe nol non noo nop nos not nou npb npe npl npn npo npp nps npt npu nsb nse nsl nsn nso nsp nss nst nsu ntb nte ntn nto ntp nts ntt ntu nub nue nul nun nuo nup nus nut nuu ob- obb obe obl obn obo obp obs obt obu oeb oee oel oen oeo oep oes oet olb ole oll oln olo olp ols olt olu on- onb one onl onn ono onp ons ont onu oo- oob ool oon ooo oop oos oot op- opb ope opl opn opo opp ops opt os- osb ose osl osn oso osp oss ost osu ot- otb ote otl otn oto otp ots ott otu ou- oue oul oun ouo oup ous out p-p pbb pbe pbl pbn pbo pbp pbs pbt pbu peb pee pel pen peo pep pes pet peu plb ple pll pln plo plp pls plt plu pn- pnb pne pnl pnn pno pnp pns pnt pnu pob poe pol pon poo pop pos pot pou ppb ppe ppl ppn ppo ppp pps ppt ppu ps- psb pse psl psn pso psp pss pst psu pt- ptb pte ptl ptn pto ptp pts ptt ptu pub pue pul pun pup pus put puu sbb sbe sbl sbn sbo sbp sbs sbt sbu se- seb see sel sen seo sep ses set seu slb sle sll sln slo slp sls slt slu snb sne snl snn sno snp sns snt snu sob soe sol son soo sop sos sot sou spb spe spl spn spo spp sps spt spu ss- ssb sse ssl ssn sso ssp sss sst ssu stb ste stl stn sto stp sts stt stu sub sue sul sun suo sup sus sut suu tbb tbe tbl tbn tbo tbp tbs tbt tbu te- teb tee tel ten teo tep tes tet teu tle tll tln tlo tlp tls tlt tlu tnb tne tnl tnn tno tnp tns tnt to- tob toe tol ton too top tos tot tou tpb tpe tpl tpn tpo tpp tps tpt tpu tsb tse tsl tsn tso tsp tss tst tsu ttb tte ttl ttn tto ttp tts ttt ttu tub tue tul tun tuo tup tus tut tuu ubb ube ubl ubn ubo ubp ubs ubt ubu ueb uee uel uen uep ues uet ulb ule ull uln ulo ulp uls ult ulu un- unb une unl unn uno unp uns unt unu uob uoe uol uon uoo uop uos uot up- upb upe upn upo upp ups upt upu usb use usl usn uso usp uss ust usu utb ute utl utn uto utp uts utt utu uue uun uus uut uuu