-er -ic b-u bbb bbc bbd bbe bbg bbh bbi bbl bbr bbs bbu bcb bcc bcd bce bcg bch bci bcl bcr bcs bcu bdb bdc bdd bde bdg bdh bdi bdl bdr bds bdu be- beb bec bed bee beg beh bei bel ber bes beu bgb bgc bgd bge bgg bgh bgi bgl bgr bgs bgu bhb bhc bhd bhe bhg bhh bhi bhl bhr bhs bhu bi- bib bic bid bie big bih bii bil bir bis biu blb blc bld ble blg blh bli bll blr bls blu brb brd bre brg brh bri brl brr brs bru bsb bsc bsd bse bsg bsh bsi bsl bsr bss bsu bub buc bud bue bug buh bui bul bur bus buu c-- cbb cbc cbd cbe cbg cbh cbi cbl cbr cbs cbu ccb ccc ccd cce ccg cch cci ccl ccr ccs ccu cdb cdc cdd cde cdg cdh cdi cdl cdr cds cdu ce- ceb cec ced cee ceg ceh cei cel cer ces ceu cgb cgc cgd cge cgg cgh cgi cgl cgr cgs cgu ch- chb chc chd che chg chh chi chl chr chs chu ci- cib cic cid cie cig cih cii cil cir cis ciu cl- clb clc cld cle clg clh cli cll clr cls clu crb crc crd cre crg crh cri crl crr crs cru csb csc csd cse csg csh csi csl csr css csu cub cuc cud cue cug cuh cui cul cur cus cuu dbb dbc dbd dbe dbg dbh dbi dbl dbr dbs dbu dcb dcc dcd dce dcg dci dcl dcr dcs dcu ddb ddc ddd dde ddg ddh ddi ddl ddr dds ddu de- deb dec ded dee deg deh dei del der des deu dgc dgd dge dgg dgh dgi dgl dgr dgs dgu dh- dhb dhc dhd dhe dhh dhi dhl dhr dhs dhu di- dib dic did die dig dih dii dil dir dis diu dl- dlb dlc dld dle dlg dlh dli dll dlr dls dlu drb drc drd dre drg dri drl drr drs dru dsb dsc dsd dse dsg dsh dsi dsl dsr dss dsu dub duc dud due dug duh dui dul dur dus ebb ebc ebd ebe ebg ebh ebi ebl ebr ebs ebu ec- ecb ecc ecd ece ecg ech eci ecl ecr ecs ecu ed- edb edc edd ede edg edh edi edl edr eds edu eeb eec eed eee eeg eel eer ees egb egc egd ege egg egh egi egl egr egs egu ehb ehc ehd ehe ehg ehh ehi ehl ehr ehs ehu eib eic eid eie eig eii eil eir eis eiu elb elc eld ele elg elh eli ell elr els elu erb erc erd ere erg erh eri erl err ers eru es- esb esc esd ese esg esh esi esl esr ess esu eu- eub euc eud eue eug eui eul eur eus g-d gbc gbd gbe gbg gbh gbi gbl gbr gbs gbu gcb gcc gcd gce gcg gch gci gcl gcr gcs gcu gdb gdc gdd gde gdh gdi gdl gdr gds gdu ge- geb gec ged gee geg geh gei gel ger ges geu ggb ggc ggd ggg ggh ggi ggr ggs ggu ghb ghc ghd ghe ghg ghh ghi ghl ghr ghs gib gic gid gie gig gih gii gil gir gis giu glb glc gld gle glg glh gli gll glr gls glu grb grc grd gre grg grh gri grl grr grs gru gsb gsc gsd gse gsg gsi gsl gsr gss gsu gu- gub guc gud gue gug gui gul gur gus guu h-i hbb hbc hbd hbe hbg hbh hbi hbl hbr hbs hbu hcb hcc hcd hce hcg hch hci hcl hcr hcs hdb hdc hdd hde hdg hdh hdi hdl hdr hds hdu he- heb hec hed hee heg heh hei hel her hes heu hgb hgc hge hgg hgh hgi hgl hgr hgs hgu hhb hhc hhd hhe hhg hhh hhi hhl hhr hhs hhu hib hic hid hie hig hih hii hil hir his hiu hlb hlc hld hle hlg hlh hli hll hlr hls hlu hr- hrb hrc hrd hre hrg hrh hri hrl hrr hrs hru hsb hsc hsd hse hsg hsh hsi hsl hsr hss hsu hub huc hud hue hug huh hui hul hur hus huu i-d ibb ibc ibd ibe ibg ibh ibi ibl ibr ibs ibu icb icc icd ice icg ich ici icl icr ics icu idb idc idd ide idg idh idi idl idr ids idu ie- iec ied iee ieg iei iel ier ies igb igc igd ige igg igh igi igl igr igs igu ihb ihc ihd ihe ihg ihh ihi ihl ihr ihs ihu iib iic iid iie iih iii iil iir iis iiu il- ilb ilc ild ile ilg ilh ili ill ilr ils ilu ir- irb irc ird ire irg iri irl irr irs iru is- isb isc isd ise isg ish isi isl isr iss isu iu- iub iuc iud iue iug iui iur ius lbb lbc lbd lbe lbg lbh lbi lbl lbr lbs lbu lcb lcc lcd lce lcg lch lci lcl lcr lcs lcu ldb ldc ldd lde ldg ldh ldi ldl ldr lds ldu leb lec led lee leg leh lei lel ler les leu lgb lgc lgd lge lgg lgh lgi lgl lgr lgs lgu lhb lhc lhd lhh lhi lhr lhs lhu lib lic lid lie lig lih lii lil lir lis liu llb llc lld lle llg lli lll llr lls llu lrb lrc lrd lrg lrh lri lrr lrs lru lsb lsc lsd lse lsg lsh lsi lsl lsr lss lsu lub luc lud lue lug luh lui lul lur lus luu rbb rbc rbd rbe rbg rbh rbi rbl rbr rbs rbu rcb rcc rcd rce rcg rch rci rcl rcr rcs rcu rdb rdc rdd rde rdg rdh rdi rdl rdr rds rdu re- reb rec red