-er -ic b-u bbb bbc bbe bbg bbi bbm bbn bbo bbr bbs bbu bcb bcc bce bcg bci bcm bcn bco bcr bcs bcu be- beb bec bee beg bei bem ben beo ber bes beu bgb bgc bge bgg bgi bgm bgn bgo bgr bgs bgu bi- bib bic bie big bii bim bin bio bir bis biu bmb bmc bme bmg bmi bmm bmn bmo bmr bms bmu bnb bnc bne bng bni bnn bno bnr bns bnu bob boc boe bog boi bom bon boo bor bos bou brb bre brg bri brm brn bro brr brs bru bsb bsc bse bsg bsi bsm bsn bso bsr bss bsu bub buc bue bug bui bum bun buo bur bus buu c-- cbb cbc cbe cbg cbi cbm cbn cbo cbr cbs cbu ccb ccc cce ccg cci ccm ccn cco ccr ccs ccu ce- ceb cec cee ceg cei cem cen ceo cer ces ceu cgb cgc cge cgg cgi cgm cgn cgo cgr cgs cgu ci- cib cic cie cig cii cim cin cio cir cis ciu cmb cmc cme cmg cmi cmm cmn cmo cmr cms cmu cn- cnb cnc cne cng cni cnm cnn cno cnr cns cnu co- cob coc coe cog coi com con coo cor cos cou crb crc cre crg cri crm crn cro crr crs cru csb csc cse csg csi csm csn cso csr css csu cub cuc cue cug cui cum cun cuo cur cus cuu ebb ebc ebe ebg ebi ebm ebn ebo ebr ebs ebu ec- ecb ecc ece ecg eci ecm ecn eco ecr ecs ecu eeb eec eee eeg eem een eeo eer ees egb egc ege egg egi egm egn ego egr egs egu eib eic eie eig eii eim ein eio eir eis eiu em- emb emc eme emg emi emm emn emo emr ems emu en- enb enc ene eng eni enm enn eno enr ens enu eo- eob eoc eoe eog eoi eom eon eoo eor eos eou erb erc ere erg eri erm ern ero err ers eru es- esb esc ese esg esi esm esn eso esr ess esu eu- eub euc eue eug eui eun eur eus gbc gbe gbg gbi gbm gbn gbo gbr gbs gbu gcb gcc gce gcg gci gcm gcn gco gcr gcs gcu ge- geb gec gee geg gei gem gen geo ger ges geu ggb ggc ggg ggi ggm ggn ggo ggr ggs ggu gib gic gie gig gii gim gin gio gir gis giu gmb gmc gme gmg gmi gmm gmn gmo gmr gms gnb gnc gne gni gnm gnn gno gnr gns gnu gob goc goe gog goi gom gon goo gor gos gou grb grc gre grg gri grm grn gro grr grs gru gsb gsc gse gsg gsi gsm gsn gso gsr gss gsu gu- gub guc gue gug gui gum gun guo gur gus guu ibb ibc ibe ibg ibi ibm ibn ibo ibr ibs ibu icb icc ice icg ici icm icn ico icr ics icu ie- iec iee ieg iei iem ien ier ies igb igc ige igg igi igm ign igo igr igs igu iib iic iie iii iim iin iio iir iis iiu im- imb imc ime img imi imm imn imo ims imu in- inb inc ine ing ini inm inn ino inr ins inu io- iob ioc ioe iog ioi iom ion ioo ior ios iou ir- irb irc ire irg iri irm irn iro irr irs iru is- isb isc ise isg isi ism isn iso isr iss isu iu- iub iuc iue iug iui ium iur ius m-o m-r mbb mbc mbe mbg mbi mbm mbo mbr mbs mbu mc- mcb mcc mce mcg mci mcm mcn mco mcr mcs mcu meb mec mee meg mei mem men meo mer mes meu mgb mgc mge mgi mgm mgn mgo mgr mgs mgu mi- mib mic mie mig mii mim min mio mir mis miu mmb mmc mme mmg mmi mmm mmn mmo mmr mms mmu mnb mnc mne mng mni mnm mnn mno mnr mns mnu mob moc moe mog moi mom mon moo mor mos mou mrb mrc mre mrg mri mrm mrn mro mrr mrs mru msb msc mse msg msi msm msn mso msr mss msu mub muc mue mug mui mum mun mur mus muu n-i nbb nbc nbe nbg nbi nbm nbn nbo nbr nbs nbu ncb ncc nce ncg nci ncm ncn nco ncr ncs ncu ne- neb nec nee neg nei nem nen neo ner nes neu ngb ngc nge ngg ngi ngm ngn ngo ngs ngu nib nic nie nig nii nim nin nio nir nis niu nmb nmc nme nmg nmi nmm nmn nmo nmr nms nmu nnb nnc nne nng nni nnm nnn nno nns nnu no- nob noc noe nog noi nom non noo nor nos nou nrb nrc nre nrg nri nrm nrn nro nrr nrs nru nsb nsc nse nsg nsi nsm nsn nso nsr nss nsu nub nuc nue nug nui num nun nuo nur nus nuu o-i ob- obb obc obe obg obi obm obn obo obr obs obu oc- ocb occ ocg oci ocm ocn oco ocr ocs ocu oeb oec oee oeg oei oem oen oeo oer oes ogc oge ogg ogi ogn ogo ogs oib oic oie oii oim oin oio oir ois oiu om- omb omc ome omg omi omm omn omo omr oms omu on- onb onc one ong oni onn ono onr ons onu oo- oob ooc oog ooi oom oon ooo oor oos or- orb orc ore org ori orm orn oro orr ors oru os- osb osc ose osg osi osm osn oso osr oss osu ou- ouc oue oui oum oun ouo our ous rbb rbc rbe rbg rbi rbm rbn rbo rbr rbs rbu rcb rcc rce rcg rci rcm rcn rco rcr rcs rcu re- reb rec ree reg rei