-er b-u bbb bbe bbi bbl bbm bbn bbr bbs bbt bbu be- beb bee bei bel bem ben ber bes bet beu bi- bib bie bii bil bim bin bir bis bit biu blb ble bli bll blm bln blr bls blt blu bmb bme bmi bml bmm bmn bmr bms bmt bmu bnb bne bni bnl bnn bnr bns bnt bnu brb bre bri brl brm brn brr brs brt bru bsb bse bsi bsl bsm bsn bsr bss bst bsu btb bte bti btl btm btn btr bts btt btu bub bue bui bul bum bun bur bus but buu ebb ebe ebi ebl ebm ebn ebr ebs ebt ebu eeb eee eel eem een eer ees eet eib eie eii eil eim ein eir eis eit eiu elb ele eli ell elm eln elr els elt elu em- emb eme emi eml emm emn emr ems emt emu en- enb ene eni enl enm enn enr ens ent enu erb ere eri erl erm ern err ers ert eru es- esb ese esi esl esm esn esr ess est esu etb ete eti etl etm etn etr ets ett etu eu- eub eue eui eul eun eur eus eut ibb ibe ibi ibl ibm ibn ibr ibs ibt ibu ie- iee iei iel iem ien ier ies iet iib iie iii iil iim iin iir iis iit iiu il- ilb ile ili ill ilm iln ilr ils ilt ilu im- imb ime imi iml imm imn ims imt imu in- inb ine ini inl inm inn inr ins int inu ir- irb ire iri irl irm irn irr irs irt iru is- isb ise isi isl ism isn isr iss ist isu itb ite iti itl itm itn its itt itu iu- iub iue iui ium iur ius iut lbb lbe lbi lbl lbm lbr lbs lbt lbu leb lee lei lel lem len ler les let leu lib lie lii lil lim lin lir lis lit liu llb lle lli lll llm lln llr lls llt llu lmb lme lmi lml lmm lmn lmr lms lmt lmu lnb lne lni lnl lnm lnn lnr lns lnt lnu lrb lri lrm lrn lrr lrs lrt lru lsb lse lsi lsl lsm lsn lsr lss lst lsu ltb lte lti ltl ltm ltr lts ltt ltu lub lue lui lul lum lun lur lus lut luu m-r mbb mbe mbi mbl mbm mbr mbs mbt mbu meb mee mei mel mem men mer mes met meu mi- mib mie mii mil mim min mir mis mit miu mlb mle mli mll mlm mln mlr mls mlt mlu mmb mme mmi mml mmm mmn mmr mms mmt mmu mnb mne mni mnl mnm mnn mnr mns mnt mnu mrb mre mri mrl mrm mrn mrr mrs mrt mru msb mse msi msl msm msn msr mss mst msu mtb mte mti mtl mtm mtn mtr mts mtt mtu mub mue mui mul mum mun mur mus mut muu n-i nbb nbe nbi nbl nbm nbn nbr nbs nbt nbu ne- neb nee nei nel nem nen ner nes net neu nib nie nii nil nim nin nir nis nit niu nlb nle nli nll nlm nln nlr nls nlt nlu nmb nme nmi nml nmm nmn nmr nms nmt nmu nnb nne nni nnl nnm nnn nns nnt nnu nrb nre nri nrl nrm nrn nrr nrs nrt nru nsb nse nsi nsl nsm nsn nsr nss nst nsu ntb nte nti ntm ntn ntr nts ntt ntu nub nue nui nul num nun nur nus nut nuu rbb rbe rbi rbl rbm rbn rbr rbs rbt rbu re- reb ree rei rel rem ren rer res ret reu rib rie rii ril rim rin rir ris rit rle rli rll rlm rln rlr rls rlt rlu rmb rme rmi rml rmm rmn rmr rms rmt rnb rni rnm rnn rnr rns rnt rnu rrb rri rrl rrm rrn rrr rrs rrt rru rsb rse rsi rsl rsm rsn rsr rss rst rsu rtb rte rti rtl rtm rtn rtr rts rtt rtu rub rue rui rum run rur rus rut ruu sbb sbe sbi sbl sbm sbn sbr sbs sbt sbu se- seb see sei sel sem sen ser ses set seu sib sie sii sil sim sin sir sis sit siu slb sle sli sll slm sln slr sls slt slu smb sme smi sml smm smn smr sms smt smu snb sne sni snl snm snn snr sns snt snu sr- srb sre sri srl srm srn srr srs srt ss- ssb sse ssi ssl ssm ssn ssr sss sst ssu stb ste sti stl stm stn str sts stt stu sub sue sui sul sum sun sur sus sut suu tbb tbe tbi tbl tbm tbn tbr tbs tbt tbu te- teb tee tei tel tem ten ter tes tet teu tib tie tii til tim tin tir tis tit tiu tle tli tll tlm tln tlr tls tlt tlu tmb tme tmi tml tmm tmn tmr tms tmt tmu tnb tne tni tnl tnm tnn tnr tns tnt trb tre tri trl trm trn trr trs trt tru tsb tse tsi tsl tsm tsn tsr tss tst tsu ttb tte tti ttl ttm ttn ttr tts ttt ttu tub tue tui tul tum tun tur tus tut tuu ubb ube ubi ubl ubn ubr ubs ubt ubu ueb uee uei uel uem uen uer ues uet uib uie uii uil uim uin uir uis uit uiu ulb ule uli ull ulm uln ulr uls ult ulu um- umb ume umi uml umm umn umr ums umt umu un- unb une uni unl unm unn unr uns unt unu ur- urb ure uri url urm urn urr urs urt uru usb use usi usl usm usn usr uss ust usu utb ute uti utl utm utn utr uts utt utu uue uum uun uur uus uut uuu