-er b-u bbb bbc bbd bbe bbg bbm bbn bbo bbr bbs bbu bcb bcc bcd bce bcg bcm bcn bco bcr bcs bcu bdb bdc bdd bde bdg bdm bdo bdr bds bdu be- beb bec bed bee beg bem ben beo ber bes beu bgb bgc bgd bge bgg bgm bgn bgo bgr bgs bgu bmb bmc bmd bme bmg bmm bmn bmo bmr bms bmu bnb bnc bnd bne bng bnn bno bnr bns bnu bob boc bod boe bog bom bon boo bor bos bou brb brd bre brg brm brn bro brr brs bru bsb bsc bsd bse bsg bsm bsn bso bsr bss bsu bub buc bud bue bug bum bun buo bur bus buu c-- cbb cbc cbd cbe cbg cbm cbn cbo cbr cbs cbu ccb ccc ccd cce ccg ccm ccn cco ccr ccs ccu cdb cdc cdd cde cdg cdm cdn cdo cdr cds cdu ce- ceb cec ced cee ceg cem cen ceo cer ces ceu cgb cgc cgd cge cgg cgm cgn cgo cgr cgs cgu cmb cmc cmd cme cmg cmm cmn cmo cmr cms cmu cn- cnb cnc cnd cne cng cnm cnn cno cnr cns cnu co- cob coc cod coe cog com con coo cor cos cou crb crc crd cre crg crm crn cro crr crs cru csb csc csd cse csg csm csn cso csr css csu cub cuc cud cue cug cum cun cuo cur cus cuu dbb dbc dbd dbe dbg dbm dbn dbo dbr dbs dbu dcb dcc dcd dce dcg dcm dcn dco dcr dcs dcu ddb ddc ddd dde ddg ddm ddn ddo ddr dds ddu de- deb dec ded dee deg dem den deo der des deu dgc dgd dge dgg dgm dgn dgr dgs dgu dmb dmc dmd dme dmg dmm dmn dmo dmr dms dmu dnb dnc dnd dne dng dnm dnn dno dnr dns dob doc dod doe dog dom don doo dor dos dou drb drc drd dre drg drm drn dro drr drs dru dsb dsc dsd dse dsg dsm dsn dso dsr dss dsu dub duc dud due dug dum dun duo dur dus ebb ebc ebd ebe ebg ebm ebn ebo ebr ebs ebu ec- ecb ecc ecd ece ecg ecm ecn eco ecr ecs ecu ed- edb edc edd ede edg edm edn edo edr eds edu eeb eec eed eee eeg eem een eeo eer ees egb egc egd ege egg egm egn ego egr egs egu em- emb emc emd eme emg emm emn emo emr ems emu en- enb enc end ene eng enm enn eno enr ens enu eo- eob eoc eod eoe eog eom eon eoo eor eos eou erb erc erd ere erg erm ern ero err ers eru es- esb esc esd ese esg esm esn eso esr ess esu eu- eub euc eud eue eug eun eur eus g-d gbc gbd gbe gbg gbm gbn gbo gbr gbs gbu gcb gcc gcd gce gcg gcm gcn gco gcr gcs gcu gdb gdc gdd gde gdm gdn gdo gdr gds gdu ge- geb gec ged gee geg gem gen geo ger ges geu ggb ggc ggd ggg ggm ggn ggo ggr ggs ggu gmb gmc gmd gme gmg gmm gmn gmo gmr gms gnb gnc gnd gne gnm gnn gno gnr gns gnu gob goc god goe gog gom gon goo gor gos gou grb grc grd gre grg grm grn gro grr grs gru gsb gsc gsd gse gsg gsm gsn gso gsr gss gsu gu- gub guc gud gue gug gum gun guo gur gus guu m-o m-r mbb mbc mbd mbe mbg mbm mbo mbr mbs mbu mc- mcb mcc mcd mce mcg mcm mcn mco mcr mcs mcu mdb mdc mdd mde mdg mdm mdn mdo mdr mds mdu meb mec med mee meg mem men meo mer mes meu mgb mgc mgd mge mgm mgn mgo mgr mgs mgu mmb mmc mmd mme mmg mmm mmn mmo mmr mms mmu mnb mnc mne mng mnm mnn mno mnr mns mnu mob moc mod moe mog mom mon moo mor mos mou mrb mrc mrd mre mrg mrm mrn mro mrr mrs mru msb msc msd mse msg msm msn mso msr mss msu mub muc mud mue mug mum mun mur mus muu nbb nbc nbd nbe nbg nbm nbn nbo nbr nbs nbu ncb ncc ncd nce ncg ncm ncn nco ncr ncs ncu ndb ndc ndd nde ndg ndm ndn ndo ndr nds ndu ne- neb nec ned nee neg nem nen neo ner nes neu ngb ngc ngd nge ngg ngm ngn ngo ngs ngu nmb nmc nmd nme nmg nmm nmn nmo nmr nms nmu nnb nnc nne nng nnm nnn nno nns nnu no- nob noc nod noe nog nom non noo nor nos nou nrb nrc nrd nre nrg nrm nrn nro nrr nrs nru nsb nsc nsd nse nsg nsm nsn nso nsr nss nsu nub nuc nud nue nug num nun nuo nur nus nuu ob- obb obc obd obe obg obm obn obo obr obs obu oc- ocb occ ocd ocg ocm ocn oco ocr ocs ocu odb odc odd ode odg odm odn odo odr ods odu oeb oec oed oee oeg oem oen oeo oer oes ogc ogd oge ogg ogn ogo ogs om- omb omc omd ome omg omm omn omo omr oms omu on- onb onc ond one ong onn ono onr ons onu oo- oob ooc ood oog oom oon ooo oor oos or- orb orc ord ore org orm orn oro orr ors oru os- osb osc osd ose osg osm osn oso osr oss osu ou- ouc oud oue oum oun ouo our ous rbb rbc rbd rbe rbg rbm rbn rbo rbr rbs rbu rcb rcc rcd rce rcg rcm rcn rco rcr rcs rcu rdb rdc rdd rde rdg rdm rdn rdo rdr rds rdu re- reb rec