-er -up b-p b-u bbb bbe bbi bbm bbn bbp bbr bbt bbu be- beb bee bei bem ben bep ber bet beu bi- bib bie bii bim bin bip bir bit biu bmb bme bmi bmm bmn bmp bmr bmt bmu bnb bne bni bnn bnp bnr bnt bnu bpb bpe bpi bpm bpn bpp bpr bpt bpu brb bre bri brm brn brp brr brt bru btb bte bti btm btn btp btr btt btu bub bue bui bum bun bup bur but buu ebb ebe ebi ebm ebn ebp ebr ebt ebu eeb eee eem een eep eer eet eib eie eii eim ein eip eir eit eiu em- emb eme emi emm emn emp emr emt emu en- enb ene eni enm enn enp enr ent enu ep- epb epe epi epm epn epp epr ept epu erb ere eri erm ern erp err ert eru etb ete eti etm etn etp etr ett etu eu- eub eue eui eun eup eur eut ibb ibe ibi ibm ibn ibp ibr ibt ibu ie- iee iei iem ien iep ier iet iib iie iii iim iin iip iir iit iiu im- imb ime imi imm imn imp imt imu in- inb ine ini inm inn inp inr int inu ipb ipe ipi ipm ipn ipp ipr ipt ipu ir- irb ire iri irm irn irp irr irt iru itb ite iti itm itn itp itt itu iu- iub iue iui ium iup iur iut m-r mbb mbe mbi mbm mbp mbr mbt mbu meb mee mei mem men mep mer met meu mi- mib mie mii mim min mip mir mit miu mmb mme mmi mmm mmn mmp mmr mmt mmu mnb mne mni mnm mnn mnp mnr mnt mnu mpb mpe mpi mpm mpn mpp mpr mpt mpu mrb mre mri mrm mrn mrp mrr mrt mru mtb mte mti mtm mtn mtp mtr mtt mtu mub mue mui mum mun mup mur mut muu n-i nbb nbe nbi nbm nbn nbp nbr nbt nbu ne- neb nee nei nem nen nep ner net neu nib nie nii nim nin nip nir nit niu nmb nme nmi nmm nmn nmp nmr nmt nmu nnb nne nni nnm nnn nnp nnt nnu npb npe npi npm npn npp npr npt npu nrb nre nri nrm nrn nrp nrr nrt nru ntb nte nti ntm ntn ntp ntr ntt ntu nub nue nui num nun nup nur nut nuu p-p pbb pbe pbi pbm pbn pbp pbr pbt pbu peb pee pei pem pen pep per pet peu pib pie pii pim pin pip pir pit piu pmb pme pmi pmm pmn pmp pmr pmt pmu pn- pnb pne pni pnm pnn pnp pnr pnt pnu ppb ppe ppi ppm ppn ppp ppr ppt ppu prb pre pri prm prn prp prr prt pru pt- ptb pte pti ptm ptn ptp ptr ptt ptu pub pue pui pum pun pup pur put puu rbb rbe rbi rbm rbn rbp rbr rbt rbu re- reb ree rei rem ren rep rer ret reu rib rie rii rim rin rip rir rit rmb rme rmi rmm rmn rmp rmr rmt rnb rni rnm rnn rnp rnr rnt rnu rpb rpe rpi rpm rpn rpp rpr rpt rpu rrb rri rrm rrn rrp rrr rrt rru rtb rte rti rtm rtn rtp rtr rtt rtu rub rue rui rum run rup rur rut ruu tbb tbe tbi tbm tbn tbp tbr tbt tbu te- teb tee tei tem ten tep ter tet teu tib tie tii tim tin tip tir tit tiu tmb tme tmi tmm tmn tmp tmr tmt tmu tnb tne tni tnm tnn tnp tnr tnt tpb tpe tpi tpm tpn tpp tpr tpt tpu trb tre tri trm trn trp trr trt tru ttb tte tti ttm ttn ttp ttr ttt ttu tub tue tui tum tun tup tur tut tuu ubb ube ubi ubn ubp ubr ubt ubu ueb uee uei uem uen uep uer uet uib uie uii uim uin uip uir uit uiu um- umb ume umi umm umn ump umr umt umu un- unb une uni unm unn unp unr unt unu up- upb upe upi upm upn upp upr upt upu ur- urb ure uri urm urn urp urr urt uru utb ute uti utm utn utp utr utt utu uue uum uun uur uut uuu