-er -ic b-u bbb bbc bbd bbe bbg bbi bbm bbn bbr bbu bcb bcc bcd bce bcg bci bcm bcn bcr bcu bdb bdc bdd bde bdg bdi bdm bdr bdu be- beb bec bed bee beg bei bem ben ber beu bgb bgc bgd bge bgg bgi bgm bgn bgr bgu bi- bib bic bid bie big bii bim bin bir biu bmb bmc bmd bme bmg bmi bmm bmn bmr bmu bnb bnc bnd bne bng bni bnn bnr bnu brb brd bre brg bri brm brn brr bru bub buc bud bue bug bui bum bun bur buu c-- cbb cbc cbd cbe cbg cbi cbm cbn cbr cbu ccb ccc ccd cce ccg cci ccm ccn ccr ccu cdb cdc cdd cde cdg cdi cdm cdn cdr cdu ce- ceb cec ced cee ceg cei cem cen cer ceu cgb cgc cgd cge cgg cgi cgm cgn cgr cgu ci- cib cic cid cie cig cii cim cin cir ciu cmb cmc cmd cme cmg cmi cmm cmn cmr cmu cn- cnb cnc cnd cne cng cni cnm cnn cnr cnu crb crc crd cre crg cri crm crn crr cru cub cuc cud cue cug cui cum cun cur cuu dbb dbc dbd dbe dbg dbi dbm dbn dbr dbu dcb dcc dcd dce dcg dci dcm dcn dcr dcu ddb ddc ddd dde ddg ddi ddm ddn ddr ddu de- deb dec ded dee deg dei dem den der deu dgc dgd dge dgg dgi dgm dgn dgr dgu di- dib dic did die dig dii dim din dir diu dmb dmc dmd dme dmg dmi dmm dmn dmr dmu dnb dnc dnd dne dng dni dnm dnn dnr drb drc drd dre drg dri drm drn drr dru dub duc dud due dug dui dum dun dur ebb ebc ebd ebe ebg ebi ebm ebn ebr ebu ec- ecb ecc ecd ece ecg eci ecm ecn ecr ecu ed- edb edc edd ede edg edi edm edn edr edu eeb eec eed eee eeg eem een eer egb egc egd ege egg egi egm egn egr egu eib eic eid eie eig eii eim ein eir eiu em- emb emc emd eme emg emi emm emn emr emu en- enb enc end ene eng eni enm enn enr enu erb erc erd ere erg eri erm ern err eru eu- eub euc eud eue eug eui eun eur g-d gbc gbd gbe gbg gbi gbm gbn gbr gbu gcb gcc gcd gce gcg gci gcm gcn gcr gcu gdb gdc gdd gde gdi gdm gdn gdr gdu ge- geb gec ged gee geg gei gem gen ger geu ggb ggc ggd ggg ggi ggm ggn ggr ggu gib gic gid gie gig gii gim gin gir giu gmb gmc gmd gme gmg gmi gmm gmn gmr gnb gnc gnd gne gni gnm gnn gnr gnu grb grc grd gre grg gri grm grn grr gru gu- gub guc gud gue gug gui gum gun gur guu i-d ibb ibc ibd ibe ibg ibi ibm ibn ibr ibu icb icc icd ice icg ici icm icn icr icu idb idc idd ide idg idi idm idn idr idu ie- iec ied iee ieg iei iem ien ier igb igc igd ige igg igi igm ign igr igu iib iic iid iie iii iim iin iir iiu im- imb imc imd ime img imi imm imn imu in- inb inc ind ine ing ini inm inn inr inu ir- irb irc ird ire irg iri irm irn irr iru iu- iub iuc iud iue iug iui ium iur m-r mbb mbc mbd mbe mbg mbi mbm mbr mbu mc- mcb mcc mcd mce mcg mci mcm mcn mcr mcu mdb mdc mdd mde mdg mdi mdm mdn mdr mdu meb mec med mee meg mei mem men mer meu mgb mgc mgd mge mgi mgm mgn mgr mgu mi- mib mic mid mie mig mii mim min mir miu mmb mmc mmd mme mmg mmi mmm mmn mmr mmu mnb mnc mne mng mni mnm mnn mnr mnu mrb mrc mrd mre mrg mri mrm mrn mrr mru mub muc mud mue mug mui mum mun mur muu n-i nbb nbc nbd nbe nbg nbi nbm nbn nbr nbu ncb ncc ncd nce ncg nci ncm ncn ncr ncu ndb ndc ndd nde ndg ndi ndm ndn ndr ndu ne- neb nec ned nee neg nei nem nen ner neu ngb ngc ngd nge ngg ngi ngm ngn ngu nib nic nid nie nig nii nim nin nir niu nmb nmc nmd nme nmg nmi nmm nmn nmr nmu nnb nnc nne nng nni nnm nnn nnu nrb nrc nrd nre nrg nri nrm nrn nrr nru nub nuc nud nue nug nui num nun nur nuu rbb rbc rbd rbe rbg rbi rbm rbn rbr rbu rcb rcc rcd rce rcg rci rcm rcn rcr rcu rdb rdc rdd rde rdg rdi rdm rdn rdr rdu re- reb rec red ree reg rei rem ren rer reu rgb rgc rgd rge rgg rgi rgn rgr rib ric rid rie rig rii rim rin rir rmb rmc rmd rme rmg rmi rmm rmn rmr rnb rnc rnd rng rni rnm rnn rnr rnu rrb rrc rrd rrg rri rrm rrn rrr rru rub ruc rud rue rug rui rum run rur ruu ubb ubc ube ubg ubi ubn ubr ubu ucb ucc ucd uce ucg uci ucm ucn ucr ucu udb udc udd ude udg udi udm udn udr udu ueb uec ued uee ueg uei uem uen uer ugb ugc uge ugg ugi ugm ugn ugr ugu uib uic uid uie uig uii uim uin uir uiu um- umb umc umd ume umg umi umm umn umr umu un- unb unc und une ung uni unm unn unr unu ur- urb urc urd ure urg uri urm urn urr uru uuc uue uug uum uun uur uuu