-er -ic b-u bbb bbc bbe bbg bbh bbi bbl bbm bbr bbs bbu bcb bcc bce bcg bch bci bcl bcm bcr bcs bcu be- beb bec bee beg beh bei bel bem ber bes beu bgb bgc bge bgg bgh bgi bgl bgm bgr bgs bgu bhb bhc bhe bhg bhh bhi bhl bhm bhr bhs bhu bi- bib bic bie big bih bii bil bim bir bis biu blb blc ble blg blh bli bll blm blr bls blu bmb bmc bme bmg bmh bmi bml bmm bmr bms bmu brb bre brg brh bri brl brm brr brs bru bsb bsc bse bsg bsh bsi bsl bsm bsr bss bsu bub buc bue bug buh bui bul bum bur bus buu c-- cbb cbc cbe cbg cbh cbi cbl cbm cbr cbs cbu ccb ccc cce ccg cch cci ccl ccm ccr ccs ccu ce- ceb cec cee ceg ceh cei cel cem cer ces ceu cgb cgc cge cgg cgh cgi cgl cgm cgr cgs cgu ch- chb chc che chg chh chi chl chm chr chs chu ci- cib cic cie cig cih cii cil cim cir cis ciu cl- clb clc cle clg clh cli cll clm clr cls clu cmb cmc cme cmg cmh cmi cml cmm cmr cms cmu crb crc cre crg crh cri crl crm crr crs cru csb csc cse csg csh csi csl csm csr css csu cub cuc cue cug cuh cui cul cum cur cus cuu ebb ebc ebe ebg ebh ebi ebl ebm ebr ebs ebu ec- ecb ecc ece ecg ech eci ecl ecm ecr ecs ecu eeb eec eee eeg eel eem eer ees egb egc ege egg egh egi egl egm egr egs egu ehb ehc ehe ehg ehh ehi ehl ehm ehr ehs ehu eib eic eie eig eii eil eim eir eis eiu elb elc ele elg elh eli ell elm elr els elu em- emb emc eme emg emh emi eml emm emr ems emu erb erc ere erg erh eri erl erm err ers eru es- esb esc ese esg esh esi esl esm esr ess esu eu- eub euc eue eug eui eul eur eus gbc gbe gbg gbh gbi gbl gbm gbr gbs gbu gcb gcc gce gcg gch gci gcl gcm gcr gcs gcu ge- geb gec gee geg geh gei gel gem ger ges geu ggb ggc ggg ggh ggi ggm ggr ggs ggu ghb ghc ghe ghg ghh ghi ghl ghr ghs gib gic gie gig gih gii gil gim gir gis giu glb glc gle glg glh gli gll glm glr gls glu gmb gmc gme gmg gmh gmi gml gmm gmr gms grb grc gre grg grh gri grl grm grr grs gru gsb gsc gse gsg gsi gsl gsm gsr gss gsu gu- gub guc gue gug gui gul gum gur gus guu h-i hbb hbc hbe hbg hbh hbi hbl hbm hbr hbs hbu hcb hcc hce hcg hch hci hcl hcm hcr hcs he- heb hec hee heg heh hei hel hem her hes heu hgb hgc hge hgg hgh hgi hgl hgm hgr hgs hgu hhb hhc hhe hhg hhh hhi hhl hhm hhr hhs hhu hib hic hie hig hih hii hil him hir his hiu hlb hlc hle hlg hlh hli hll hlm hlr hls hlu hmb hmc hme hmg hmh hmi hml hmm hmr hms hmu hr- hrb hrc hre hrg hrh hri hrl hrm hrr hrs hru hsb hsc hse hsg hsh hsi hsl hsm hsr hss hsu hub huc hue hug huh hui hul hum hur hus huu ibb ibc ibe ibg ibh ibi ibl ibm ibr ibs ibu icb icc ice icg ich ici icl icm icr ics icu ie- iec iee ieg iei iel iem ier ies igb igc ige igg igh igi igl igm igr igs igu ihb ihc ihe ihg ihh ihi ihl ihm ihr ihs ihu iib iic iie iih iii iil iim iir iis iiu il- ilb ilc ile ilg ilh ili ill ilm ilr ils ilu im- imb imc ime img imh imi iml imm ims imu ir- irb irc ire irg iri irl irm irr irs iru is- isb isc ise isg ish isi isl ism isr iss isu iu- iub iuc iue iug iui ium iur ius lbb lbc lbe lbg lbh lbi lbl lbm lbr lbs lbu lcb lcc lce lcg lch lci lcl lcm lcr lcs lcu leb lec lee leg leh lei lel lem ler les leu lgb lgc lge lgg lgh lgi lgl lgm lgr lgs lgu lhb lhc lhh lhi lhr lhs lhu lib lic lie lig lih lii lil lim lir lis liu llb llc lle llg lli lll llm llr lls llu lmb lmc lme lmg lmh lmi lml lmm lmr lms lmu lrb lrc lrg lrh lri lrm lrr lrs lru lsb lsc lse lsg lsh lsi lsl lsm lsr lss lsu lub luc lue lug luh lui lul lum lur lus luu m-r mbb mbc mbe mbg mbh mbi mbl mbm mbr mbs mbu mc- mcb mcc mce mcg mch mci mcl mcm mcr mcs mcu meb mec mee meg meh mei mel mem mer mes meu mgb mgc mge mgh mgi mgl mgm mgr mgs mgu mhc mhg mhh mhi mhl mhm mhr mhs mhu mi- mib mic mie mig mih mii mil mim mir mis miu mlb mlc mle mlg mlh mli mll mlm mlr mls mlu mmb mmc mme mmg mmh mmi mml mmm mmr mms mmu mrb mrc mre mrg mrh mri mrl mrm mrr mrs mru msb msc mse msg msh msi msl msm msr mss msu mub muc mue mug muh mui mul mum mur mus muu rbb rbc rbe rbg rbh rbi rbl rbm rbr rbs rbu rcb rcc rce rcg rch rci rcl rcm rcr rcs rcu re- reb rec ree reg reh rei rel rem rer res reu rgb rgc rge rgg rgh rgi