-er -ol b-u bbb bbe bbg bbi bbl bbm bbn bbo bbr bbs bbu be- beb bee beg bei bel bem ben beo ber bes beu bgb bge bgg bgi bgl bgm bgn bgo bgr bgs bgu bi- bib bie big bii bil bim bin bio bir bis biu blb ble blg bli bll blm bln blo blr bls blu bmb bme bmg bmi bml bmm bmn bmo bmr bms bmu bnb bne bng bni bnl bnn bno bnr bns bnu bob boe bog boi bol bom bon boo bor bos bou brb bre brg bri brl brm brn bro brr brs bru bsb bse bsg bsi bsl bsm bsn bso bsr bss bsu bub bue bug bui bul bum bun buo bur bus buu ebb ebe ebg ebi ebl ebm ebn ebo ebr ebs ebu eeb eee eeg eel eem een eeo eer ees egb ege egg egi egl egm egn ego egr egs egu eib eie eig eii eil eim ein eio eir eis eiu elb ele elg eli ell elm eln elo elr els elu em- emb eme emg emi eml emm emn emo emr ems emu en- enb ene eng eni enl enm enn eno enr ens enu eo- eob eoe eog eoi eol eom eon eoo eor eos eou erb ere erg eri erl erm ern ero err ers eru es- esb ese esg esi esl esm esn eso esr ess esu eu- eub eue eug eui eul eun eur eus gbe gbg gbi gbl gbm gbn gbo gbr gbs gbu ge- geb gee geg gei gel gem gen geo ger ges geu ggb ggg ggi ggm ggn ggo ggr ggs ggu gib gie gig gii gil gim gin gio gir gis giu glb gle glg gli gll glm gln glo glr gls glu gmb gme gmg gmi gml gmm gmn gmo gmr gms gnb gne gni gnl gnm gnn gno gnr gns gnu gob goe gog goi gol gom gon goo gor gos gou grb gre grg gri grl grm grn gro grr grs gru gsb gse gsg gsi gsl gsm gsn gso gsr gss gsu gu- gub gue gug gui gul gum gun guo gur gus guu ibb ibe ibg ibi ibl ibm ibn ibo ibr ibs ibu ie- iee ieg iei iel iem ien ier ies igb ige igg igi igl igm ign igo igr igs igu iib iie iii iil iim iin iio iir iis iiu il- ilb ile ilg ili ill ilm iln ilo ilr ils ilu im- imb ime img imi iml imm imn imo ims imu in- inb ine ing ini inl inm inn ino inr ins inu io- iob ioe iog ioi iol iom ion ioo ior ios iou ir- irb ire irg iri irl irm irn iro irr irs iru is- isb ise isg isi isl ism isn iso isr iss isu iu- iub iue iug iui ium iur ius lbb lbe lbg lbi lbl lbm lbo lbr lbs lbu leb lee leg lei lel lem len leo ler les leu lgb lge lgg lgi lgl lgm lgn lgo lgr lgs lgu lib lie lig lii lil lim lin lio lir lis liu llb lle llg lli lll llm lln llo llr lls llu lmb lme lmg lmi lml lmm lmn lmo lmr lms lmu lnb lne lng lni lnl lnm lnn lno lnr lns lnu lob loe log loi lol lom lon loo lor los lou lrb lrg lri lrm lrn lro lrr lrs lru lsb lse lsg lsi lsl lsm lsn lso lsr lss lsu lub lue lug lui lul lum lun luo lur lus luu m-o m-r mbb mbe mbg mbi mbl mbm mbo mbr mbs mbu meb mee meg mei mel mem men meo mer mes meu mgb mge mgi mgl mgm mgn mgo mgr mgs mgu mi- mib mie mig mii mil mim min mio mir mis miu mlb mle mlg mli mll mlm mln mlo mlr mls mlu mmb mme mmg mmi mml mmm mmn mmo mmr mms mmu mnb mne mng mni mnl mnm mnn mno mnr mns mnu mob moe mog moi mol mom mon moo mor mos mou mrb mre mrg mri mrl mrm mrn mro mrr mrs mru msb mse msg msi msl msm msn mso msr mss msu mub mue mug mui mul mum mun mur mus muu n-i nbb nbe nbg nbi nbl nbm nbn nbo nbr nbs nbu ne- neb nee neg nei nel nem nen neo ner nes neu ngb nge ngg ngi ngl ngm ngn ngo ngs ngu nib nie nig nii nil nim nin nio nir nis niu nlb nle nlg nli nll nlm nln nlo nlr nls nlu nmb nme nmg nmi nml nmm nmn nmo nmr nms nmu nnb nne nng nni nnl nnm nnn nno nns nnu no- nob noe nog noi nol nom non noo nor nos nou nrb nre nrg nri nrl nrm nrn nro nrr nrs nru nsb nse nsg nsi nsl nsm nsn nso nsr nss nsu nub nue nug nui nul num nun nuo nur nus nuu o-i ob- obb obe obg obi obl obm obn obo obr obs obu oeb oee oeg oei oel oem oen oeo oer oes oge ogg ogi ogl ogn ogo ogs oib oie oii oil oim oin oio oir ois oiu olb ole olg oli oll olm oln olo ols olu om- omb ome omg omi oml omm omn omo omr oms omu on- onb one ong oni onl onn ono onr ons onu oo- oob oog ooi ool oom oon ooo oor oos or- orb ore org ori orl orm orn oro orr ors oru os- osb ose osg osi osl osm osn oso osr oss osu ou- oue oui oul oum oun ouo our ous rbb rbe rbg rbi rbl rbm rbn rbo rbr rbs rbu re- reb ree reg rei rel rem ren reo rer res reu rgb rge rgg rgi rgn rgo rgr rgs rib rie rig rii ril rim rin rio