-er -up b-p b-u bbb bbe bbi bbm bbn bbp bbr bbs bbt bbu be- beb bee bei bem ben bep ber bes bet beu bi- bib bie bii bim bin bip bir bis bit biu bmb bme bmi bmm bmn bmp bmr bms bmt bmu bnb bne bni bnn bnp bnr bns bnt bnu bpb bpe bpi bpm bpn bpp bpr bps bpt bpu brb bre bri brm brn brp brr brs brt bru bsb bse bsi bsm bsn bsp bsr bss bst bsu btb bte bti btm btn btp btr bts btt btu bub bue bui bum bun bup bur bus but buu ebb ebe ebi ebm ebn ebp ebr ebs ebt ebu eeb eee eem een eep eer ees eet eib eie eii eim ein eip eir eis eit eiu em- emb eme emi emm emn emp emr ems emt emu en- enb ene eni enm enn enp enr ens ent enu ep- epb epe epi epm epn epp epr eps ept epu erb ere eri erm ern erp err ers ert eru es- esb ese esi esm esn esp esr ess est esu etb ete eti etm etn etp etr ets ett etu eu- eub eue eui eun eup eur eus eut ibb ibe ibi ibm ibn ibp ibr ibs ibt ibu ie- iee iei iem ien iep ier ies iet iib iie iii iim iin iip iir iis iit iiu im- imb ime imi imm imn imp ims imt imu in- inb ine ini inm inn inp inr ins int inu ipb ipe ipi ipm ipn ipp ipr ips ipt ipu ir- irb ire iri irm irn irp irr irs irt iru is- isb ise isi ism isn isp isr iss ist isu itb ite iti itm itn itp its itt itu iu- iub iue iui ium iup iur ius iut m-r mbb mbe mbi mbm mbp mbr mbs mbt mbu meb mee mei mem men mep mer mes met meu mi- mib mie mii mim min mip mir mis mit miu mmb mme mmi mmm mmn mmp mmr mms mmt mmu mnb mne mni mnm mnn mnp mnr mns mnt mnu mpb mpe mpi mpm mpn mpp mpr mps mpt mpu mrb mre mri mrm mrn mrp mrr mrs mrt mru msb mse msi msm msn msp msr mss mst msu mtb mte mti mtm mtn mtp mtr mts mtt mtu mub mue mui mum mun mup mur mus mut muu n-i nbb nbe nbi nbm nbn nbp nbr nbs nbt nbu ne- neb nee nei nem nen nep ner nes net neu nib nie nii nim nin nip nir nis nit niu nmb nme nmi nmm nmn nmp nmr nms nmt nmu nnb nne nni nnm nnn nnp nns nnt nnu npb npe npi npm npn npp npr nps npt npu nrb nre nri nrm nrn nrp nrr nrs nrt nru nsb nse nsi nsm nsn nsp nsr nss nst nsu ntb nte nti ntm ntn ntp ntr nts ntt ntu nub nue nui num nun nup nur nus nut nuu p-p pbb pbe pbi pbm pbn pbp pbr pbs pbt pbu peb pee pei pem pen pep per pes pet peu pib pie pii pim pin pip pir pis pit piu pmb pme pmi pmm pmn pmp pmr pms pmt pmu pn- pnb pne pni pnm pnn pnp pnr pns pnt pnu ppb ppe ppi ppm ppn ppp ppr pps ppt ppu prb pre pri prm prn prp prr prs prt pru ps- psb pse psi psm psn psp psr pss pst psu pt- ptb pte pti ptm ptn ptp ptr pts ptt ptu pub pue pui pum pun pup pur pus put puu rbb rbe rbi rbm rbn rbp rbr rbs rbt rbu re- reb ree rei rem ren rep rer res ret reu rib rie rii rim rin rip rir ris rit rmb rme rmi rmm rmn rmp rmr rms rmt rnb rni rnm rnn rnp rnr rns rnt rnu rpb rpe rpi rpm rpn rpp rpr rps rpt rpu rrb rri rrm rrn rrp rrr rrs rrt rru rsb rse rsi rsm rsn rsp rsr rss rst rsu rtb rte rti rtm rtn rtp rtr rts rtt rtu rub rue rui rum run rup rur rus rut ruu sbb sbe sbi sbm sbn sbp sbr sbs sbt sbu se- seb see sei sem sen sep ser ses set seu sib sie sii sim sin sip sir sis sit siu smb sme smi smm smn smp smr sms smt smu snb sne sni snm snn snp snr sns snt snu spb spe spi spm spn spp spr sps spt spu sr- srb sre sri srm srn srp srr srs srt ss- ssb sse ssi ssm ssn ssp ssr sss sst ssu stb ste sti stm stn stp str sts stt stu sub sue sui sum sun sup sur sus sut suu tbb tbe tbi tbm tbn tbp tbr tbs tbt tbu te- teb tee tei tem ten tep ter tes tet teu tib tie tii tim tin tip tir tis tit tiu tmb tme tmi tmm tmn tmp tmr tms tmt tmu tnb tne tni tnm tnn tnp tnr tns tnt tpb tpe tpi tpm tpn tpp tpr tps tpt tpu trb tre tri trm trn trp trr trs trt tru tsb tse tsi tsm tsn tsp tsr tss tst tsu ttb tte tti ttm ttn ttp ttr tts ttt ttu tub tue tui tum tun tup tur tus tut tuu ubb ube ubi ubn ubp ubr ubs ubt ubu ueb uee uei uem uen uep uer ues uet uib uie uii uim uin uip uir uis uit uiu um- umb ume umi umm umn ump umr ums umt umu un- unb une uni unm unn unp unr uns unt unu up- upb upe upi upm upn upp upr ups upt upu ur- urb ure uri urm urn urp urr urs urt uru usb use usi usm usn usp usr uss ust usu utb ute uti utm utn utp utr