-er -up b-p b-u bbb bbe bbi bbl bbn bbp bbr bbt bbu be- beb bee bei bel ben bep ber bet beu bi- bib bie bii bil bin bip bir bit biu blb ble bli bll bln blp blr blt blu bnb bne bni bnl bnn bnp bnr bnt bnu bpb bpe bpi bpl bpn bpp bpr bpt bpu brb bre bri brl brn brp brr brt bru btb bte bti btl btn btp btr btt btu bub bue bui bul bun bup bur but buu ebb ebe ebi ebl ebn ebp ebr ebt ebu eeb eee eel een eep eer eet eib eie eii eil ein eip eir eit eiu elb ele eli ell eln elp elr elt elu en- enb ene eni enl enn enp enr ent enu ep- epb epe epi epl epn epp epr ept epu erb ere eri erl ern erp err ert eru etb ete eti etl etn etp etr ett etu eu- eub eue eui eul eun eup eur eut ibb ibe ibi ibl ibn ibp ibr ibt ibu ie- iee iei iel ien iep ier iet iib iie iii iil iin iip iir iit iiu il- ilb ile ili ill iln ilp ilr ilt ilu in- inb ine ini inl inn inp inr int inu ipb ipe ipi ipl ipn ipp ipr ipt ipu ir- irb ire iri irl irn irp irr irt iru itb ite iti itl itn itp itt itu iu- iub iue iui iup iur iut l-p lbb lbe lbi lbl lbp lbr lbt lbu leb lee lei lel len lep ler let leu lib lie lii lil lin lip lir lit liu llb lle lli lll lln llp llr llt llu lnb lne lni lnl lnn lnp lnr lnt lnu lpb lpe lpi lpl lpn lpp lpr lpt lpu lrb lri lrn lrp lrr lrt lru ltb lte lti ltl ltp ltr ltt ltu lub lue lui lul lun lup lur lut luu n-i nbb nbe nbi nbl nbn nbp nbr nbt nbu ne- neb nee nei nel nen nep ner net neu nib nie nii nil nin nip nir nit niu nlb nle nli nll nln nlp nlr nlt nlu nnb nne nni nnl nnn nnp nnt nnu npb npe npi npl npn npp npr npt npu nrb nre nri nrl nrn nrp nrr nrt nru ntb nte nti ntn ntp ntr ntt ntu nub nue nui nul nun nup nur nut nuu p-p pbb pbe pbi pbl pbn pbp pbr pbt pbu peb pee pei pel pen pep per pet peu pib pie pii pil pin pip pir pit piu plb ple pli pll pln plp plr plt plu pn- pnb pne pni pnl pnn pnp pnr pnt pnu ppb ppe ppi ppl ppn ppp ppr ppt ppu prb pre pri prl prn prp prr prt pru pt- ptb pte pti ptl ptn ptp ptr ptt ptu pub pue pui pul pun pup pur put puu rbb rbe rbi rbl rbn rbp rbr rbt rbu re- reb ree rei rel ren rep rer ret reu rib rie rii ril rin rip rir rit rle rli rll rln rlp rlr rlt rlu rnb rni rnn rnp rnr rnt rnu rpb rpe rpi rpl rpn rpp rpr rpt rpu rrb rri rrl rrn rrp rrr rrt rru rtb rte rti rtl rtn rtp rtr rtt rtu rub rue rui run rup rur rut ruu tbb tbe tbi tbl tbn tbp tbr tbt tbu te- teb tee tei tel ten tep ter tet teu tib tie tii til tin tip tir tit tiu tle tli tll tln tlp tlr tlt tlu tnb tne tni tnl tnn tnp tnr tnt tpb tpe tpi tpl tpn tpp tpr tpt tpu trb tre tri trl trn trp trr trt tru ttb tte tti ttl ttn ttp ttr ttt ttu tub tue tui tul tun tup tur tut tuu ubb ube ubi ubl ubn ubp ubr ubt ubu ueb uee uei uel uen uep uer uet uib uie uii uil uin uip uir uit uiu ulb ule uli ull uln ulp ulr ult ulu un- unb une uni unl unn unp unr unt unu up- upb upe upi upn upp upr upt upu ur- urb ure uri url urn urp urr urt uru utb ute uti utl utn utp utr utt utu uue uun uur uut uuu