-er -ol b-u bbb bbd bbe bbg bbl bbm bbn bbo bbr bbs bbu bdb bdd bde bdg bdl bdm bdo bdr bds bdu be- beb bed bee beg bel bem ben beo ber bes beu bgb bgd bge bgg bgl bgm bgn bgo bgr bgs bgu blb bld ble blg bll blm bln blo blr bls blu bmb bmd bme bmg bml bmm bmn bmo bmr bms bmu bnb bnd bne bng bnl bnn bno bnr bns bnu bob bod boe bog bol bom bon boo bor bos bou brb brd bre brg brl brm brn bro brr brs bru bsb bsd bse bsg bsl bsm bsn bso bsr bss bsu bub bud bue bug bul bum bun buo bur bus buu dbb dbd dbe dbg dbl dbm dbn dbo dbr dbs dbu ddb ddd dde ddg ddl ddm ddn ddo ddr dds ddu de- deb ded dee deg del dem den deo der des deu dgd dge dgg dgl dgm dgn dgr dgs dgu dl- dlb dld dle dlg dll dlm dlo dlr dls dlu dmb dmd dme dmg dml dmm dmn dmo dmr dms dmu dnb dnd dne dng dnl dnm dnn dno dnr dns dob dod doe dog dol dom don doo dor dos dou drb drd dre drg drl drm drn dro drr drs dru dsb dsd dse dsg dsl dsm dsn dso dsr dss dsu dub dud due dug dul dum dun duo dur dus ebb ebd ebe ebg ebl ebm ebn ebo ebr ebs ebu ed- edb edd ede edg edl edm edn edo edr eds edu eeb eed eee eeg eel eem een eeo eer ees egb egd ege egg egl egm egn ego egr egs egu elb eld ele elg ell elm eln elo elr els elu em- emb emd eme emg eml emm emn emo emr ems emu en- enb end ene eng enl enm enn eno enr ens enu eo- eob eod eoe eog eol eom eon eoo eor eos eou erb erd ere erg erl erm ern ero err ers eru es- esb esd ese esg esl esm esn eso esr ess esu eu- eub eud eue eug eul eun eur eus g-d gbd gbe gbg gbl gbm gbn gbo gbr gbs gbu gdb gdd gde gdl gdm gdn gdo gdr gds gdu ge- geb ged gee geg gel gem gen geo ger ges geu ggb ggd ggg ggm ggn ggo ggr ggs ggu glb gld gle glg gll glm gln glo glr gls glu gmb gmd gme gmg gml gmm gmn gmo gmr gms gnb gnd gne gnl gnm gnn gno gnr gns gnu gob god goe gog gol gom gon goo gor gos gou grb grd gre grg grl grm grn gro grr grs gru gsb gsd gse gsg gsl gsm gsn gso gsr gss gsu gu- gub gud gue gug gul gum gun guo gur gus guu lbb lbd lbe lbg lbl lbm lbo lbr lbs lbu ldb ldd lde ldg ldl ldm ldn ldo ldr lds ldu leb led lee leg lel lem len leo ler les leu lgb lgd lge lgg lgl lgm lgn lgo lgr lgs lgu llb lld lle llg lll llm lln llo llr lls llu lmb lmd lme lmg lml lmm lmn lmo lmr lms lmu lnb lnd lne lng lnl lnm lnn lno lnr lns lnu lob lod loe log lol lom lon loo lor los lou lrb lrd lrg lrm lrn lro lrr lrs lru lsb lsd lse lsg lsl lsm lsn lso lsr lss lsu lub lud lue lug lul lum lun luo lur lus luu m-o m-r mbb mbd mbe mbg mbl mbm mbo mbr mbs mbu mdb mdd mde mdg mdl mdm mdn mdo mdr mds mdu meb med mee meg mel mem men meo mer mes meu mgb mgd mge mgl mgm mgn mgo mgr mgs mgu mlb mld mle mlg mll mlm mln mlo mlr mls mlu mmb mmd mme mmg mml mmm mmn mmo mmr mms mmu mnb mne mng mnl mnm mnn mno mnr mns mnu mob mod moe mog mol mom mon moo mor mos mou mrb mrd mre mrg mrl mrm mrn mro mrr mrs mru msb msd mse msg msl msm msn mso msr mss msu mub mud mue mug mul mum mun mur mus muu nbb nbd nbe nbg nbl nbm nbn nbo nbr nbs nbu ndb ndd nde ndg ndl ndm ndn ndo ndr nds ndu ne- neb ned nee neg nel nem nen neo ner nes neu ngb ngd nge ngg ngl ngm ngn ngo ngs ngu nlb nld nle nlg nll nlm nln nlo nlr nls nlu nmb nmd nme nmg nml nmm nmn nmo nmr nms nmu nnb nne nng nnl nnm nnn nno nns nnu no- nob nod noe nog nol nom non noo nor nos nou nrb nrd nre nrg nrl nrm nrn nro nrr nrs nru nsb nsd nse nsg nsl nsm nsn nso nsr nss nsu nub nud nue nug nul num nun nuo nur nus nuu ob- obb obd obe obg obl obm obn obo obr obs obu odb odd ode odg odl odm odn odo odr ods odu oeb oed oee oeg oel oem oen oeo oer oes ogd oge ogg ogl ogn ogo ogs olb old ole olg oll olm oln olo ols olu om- omb omd ome omg oml omm omn omo omr oms omu on- onb ond one ong onl onn ono onr ons onu oo- oob ood oog ool oom oon ooo oor oos or- orb ord ore org orl orm orn oro orr ors oru os- osb osd ose osg osl osm osn oso osr oss osu ou- oud oue oul oum oun ouo our ous rbb rbd rbe rbg rbl rbm rbn rbo rbr rbs rbu rdb rdd rde rdg rdl rdm rdn rdo rdr rds rdu re- reb red ree reg rel rem ren reo rer res reu rgb rgd rge rgg rgn rgo rgr rgs rld rle rlg