-er -up b-p b-u bbb bbd bbe bbg bbi bbl bbn bbp bbr bbu bdb bdd bde bdg bdi bdl bdp bdr bdu be- beb bed bee beg bei bel ben bep ber beu bgb bgd bge bgg bgi bgl bgn bgp bgr bgu bi- bib bid bie big bii bil bin bip bir biu blb bld ble blg bli bll bln blp blr blu bnb bnd bne bng bni bnl bnn bnp bnr bnu bpb bpd bpe bpg bpi bpl bpn bpp bpr bpu brb brd bre brg bri brl brn brp brr bru bub bud bue bug bui bul bun bup bur buu dbb dbd dbe dbg dbi dbl dbn dbp dbr dbu ddb ddd dde ddg ddi ddl ddn ddp ddr ddu de- deb ded dee deg dei del den dep der deu dgd dge dgg dgi dgl dgn dgp dgr dgu di- dib did die dig dii dil din dip dir diu dl- dlb dld dle dlg dli dll dlp dlr dlu dnb dnd dne dng dni dnl dnn dnp dnr dpb dpd dpe dpg dpi dpl dpn dpp dpr dpu drb drd dre drg dri drl drn drp drr dru dub dud due dug dui dul dun dup dur ebb ebd ebe ebg ebi ebl ebn ebp ebr ebu ed- edb edd ede edg edi edl edn edp edr edu eeb eed eee eeg eel een eep eer egb egd ege egg egi egl egn egp egr egu eib eid eie eig eii eil ein eip eir eiu elb eld ele elg eli ell eln elp elr elu en- enb end ene eng eni enl enn enp enr enu ep- epb epd epe epg epi epl epn epp epr epu erb erd ere erg eri erl ern erp err eru eu- eub eud eue eug eui eul eun eup eur g-d g-p gbd gbe gbg gbi gbl gbn gbp gbr gbu gdb gdd gde gdi gdl gdn gdp gdr gdu ge- geb ged gee geg gei gel gen gep ger geu ggb ggd ggg ggi ggn ggp ggr ggu gib gid gie gig gii gil gin gip gir giu glb gld gle glg gli gll gln glp glr glu gnb gnd gne gni gnl gnn gnp gnr gnu gpb gpd gpe gpg gpi gpl gpn gpp gpr gpu grb grd gre grg gri grl grn grp grr gru gu- gub gud gue gug gui gul gun gup gur guu i-d ibb ibd ibe ibg ibi ibl ibn ibp ibr ibu idb idd ide idg idi idl idn idp idr idu ie- ied iee ieg iei iel ien iep ier igb igd ige igg igi igl ign igp igr igu iib iid iie iii iil iin iip iir iiu il- ilb ild ile ilg ili ill iln ilp ilr ilu in- inb ind ine ing ini inl inn inp inr inu ipb ipd ipe ipg ipi ipl ipn ipp ipr ipu ir- irb ird ire irg iri irl irn irp irr iru iu- iub iud iue iug iui iup iur l-p lbb lbd lbe lbg lbi lbl lbp lbr lbu ldb ldd lde ldg ldi ldl ldn ldp ldr ldu leb led lee leg lei lel len lep ler leu lgb lgd lge lgg lgi lgl lgn lgp lgr lgu lib lid lie lig lii lil lin lip lir liu llb lld lle llg lli lll lln llp llr llu lnb lnd lne lng lni lnl lnn lnp lnr lnu lpb lpd lpe lpg lpi lpl lpn lpp lpr lpu lrb lrd lrg lri lrn lrp lrr lru lub lud lue lug lui lul lun lup lur luu n-i nbb nbd nbe nbg nbi nbl nbn nbp nbr nbu ndb ndd nde ndg ndi ndl ndn ndp ndr ndu ne- neb ned nee neg nei nel nen nep ner neu ngb ngd nge ngg ngi ngl ngn ngp ngu nib nid nie nig nii nil nin nip nir niu nlb nld nle nlg nli nll nln nlp nlr nlu nnb nne nng nni nnl nnn nnp nnu npb npd npe npg npi npl npn npp npr npu nrb nrd nre nrg nri nrl nrn nrp nrr nru nub nud nue nug nui nul nun nup nur nuu p-p pbb pbd pbe pbg pbi pbl pbn pbp pbr pbu pdb pdd pde pdg pdi pdl pdn pdp pdr pdu peb ped pee peg pei pel pen pep per peu pgb pgd pge pgg pgi pgl pgn pgp pgr pib pid pie pig pii pil pin pip pir piu plb pld ple plg pli pll pln plp plr plu pn- pnb pnd pne png pni pnl pnn pnp pnr pnu ppb ppd ppe ppg ppi ppl ppn ppp ppr ppu prb prd pre prg pri prl prn prp prr pru pub pud pue pug pui pul pun pup pur puu rbb rbd rbe rbg rbi rbl rbn rbp rbr rbu rdb rdd rde rdg rdi rdl rdn rdp rdr rdu re- reb red ree reg rei rel ren rep rer reu rgb rgd rge rgg rgi rgn rgp rgr rib rid rie rig rii ril rin rip rir rld rle rlg rli rll rln rlp rlr rlu rnb rnd rng rni rnn rnp rnr rnu rpb rpd rpe rpg rpi rpl rpn rpp rpr rpu rrb rrd rrg rri rrl rrn rrp rrr rru rub rud rue rug rui run rup rur ruu ubb ube ubg ubi ubl ubn ubp ubr ubu udb udd ude udg udi udl udn udp udr udu ueb ued uee ueg uei uel uen uep uer ugb uge ugg ugi ugl ugn ugp ugr ugu uib uid uie uig uii uil uin uip uir uiu ulb uld ule ulg uli ull uln ulp ulr ulu un- unb und une ung uni unl unn unp unr unu up- upb upd upe upg upi upn upp upr upu ur- urb urd ure urg uri url urn urp urr uru uue uug uun uur uuu