-up b-p b-u bbb bbd bbe bbl bbn bbp bbs bbu bdb bdd bde bdl bdp bds bdu be- beb bed bee bel ben bep bes beu blb bld ble bll bln blp bls blu bnb bnd bne bnl bnn bnp bns bnu bpb bpd bpe bpl bpn bpp bps bpu bsb bsd bse bsl bsn bsp bss bsu bub bud bue bul bun bup bus buu dbb dbd dbe dbl dbn dbp dbs dbu ddb ddd dde ddl ddn ddp dds ddu de- deb ded dee del den dep des deu dl- dlb dld dle dll dlp dls dlu dnb dnd dne dnl dnn dnp dns dpb dpd dpe dpl dpn dpp dps dpu dsb dsd dse dsl dsn dsp dss dsu dub dud due dul dun dup dus ebb ebd ebe ebl ebn ebp ebs ebu ed- edb edd ede edl edn edp eds edu eeb eed eee eel een eep ees elb eld ele ell eln elp els elu en- enb end ene enl enn enp ens enu ep- epb epd epe epl epn epp eps epu es- esb esd ese esl esn esp ess esu eu- eub eud eue eul eun eup eus l-p lbb lbd lbe lbl lbp lbs lbu ldb ldd lde ldl ldn ldp lds ldu leb led lee lel len lep les leu llb lld lle lll lln llp lls llu lnb lnd lne lnl lnn lnp lns lnu lpb lpd lpe lpl lpn lpp lps lpu lsb lsd lse lsl lsn lsp lss lsu lub lud lue lul lun lup lus luu nbb nbd nbe nbl nbn nbp nbs nbu ndb ndd nde ndl ndn ndp nds ndu ne- neb ned nee nel nen nep nes neu nlb nld nle nll nln nlp nls nlu nnb nne nnl nnn nnp nns nnu npb npd npe npl npn npp nps npu nsb nsd nse nsl nsn nsp nss nsu nub nud nue nul nun nup nus nuu p-p pbb pbd pbe pbl pbn pbp pbs pbu pdb pdd pde pdl pdn pdp pds pdu peb ped pee pel pen pep pes peu plb pld ple pll pln plp pls plu pn- pnb pnd pne pnl pnn pnp pns pnu ppb ppd ppe ppl ppn ppp pps ppu ps- psb psd pse psl psn psp pss psu pub pud pue pul pun pup pus puu sbb sbd sbe sbl sbn sbp sbs sbu sdb sdd sde sdl sdn sdp sds sdu se- seb sed see sel sen sep ses seu slb sld sle sll sln slp sls slu snb snd sne snl snn snp sns snu spb spd spe spl spn spp sps spu ss- ssb ssd sse ssl ssn ssp sss ssu sub sud sue sul sun sup sus suu ubb ube ubl ubn ubp ubs ubu udb udd ude udl udn udp uds udu ueb ued uee uel uen uep ues ulb uld ule ull uln ulp uls ulu un- unb und une unl unn unp uns unu up- upb upd upe upn upp ups upu usb usd use usl usn usp uss usu uue uun uus uuu