-er -ic bbb bbc bbe bbg bbh bbi bbr bbs bcb bcc bce bcg bch bci bcr bcs bcz be- beb bec bee beg beh bei ber bes bez bgb bgc bge bgg bgh bgi bgr bgs bgz bhb bhc bhe bhg bhh bhi bhr bhs bi- bib bic bie big bih bii bir bis biz brb bre brg brh bri brr brs brz bsb bsc bse bsg bsh bsi bsr bss bze bzh bzr bzs bzz c-- cbb cbc cbe cbg cbh cbi cbr cbs cbz ccb ccc cce ccg cch cci ccr ccs ccz ce- ceb cec cee ceg ceh cei cer ces cez cgb cgc cge cgg cgh cgi cgr cgs ch- chb chc che chg chh chi chr chs chz ci- cib cic cie cig cih cii cir cis crb crc cre crg crh cri crr crs crz csb csc cse csg csh csi csr css csz cz- czc cze ebb ebc ebe ebg ebh ebi ebr ebs ec- ecb ecc ece ecg ech eci ecr ecs eeb eec eee eeg eer ees egb egc ege egg egh egi egr egs ehb ehc ehe ehg ehh ehi ehr ehs eib eic eie eig eii eir eis erb erc ere erg erh eri err ers erz es- esb esc ese esg esh esi esr ess eze ezh ezr ezs ezz gbc gbe gbg gbh gbi gbr gbs gbz gcb gcc gce gcg gch gci gcr gcs ge- geb gec gee geg geh gei ger ges gez ggb ggc ggg ggh ggi ggr ggs ggz ghb ghc ghe ghg ghh ghi ghr ghs ghz gib gic gie gig gih gii gir gis giz grb grc gre grg grh gri grr grs gsb gsc gse gsg gsi gsr gss gzr h-i hbb hbc hbe hbg hbh hbi hbr hbs hbz hcb hcc hce hcg hch hci hcr hcs he- heb hec hee heg heh hei her hes hez hgb hgc hge hgg hgh hgi hgr hgs hhb hhc hhe hhg hhh hhi hhr hhs hhz hib hic hie hig hih hii hir his hr- hrb hrc hre hrg hrh hri hrr hrs hrz hsb hsc hse hsg hsh hsi hsr hss hsz hze hzs ibb ibc ibe ibg ibh ibi ibr ibs ibz icb icc ice icg ich ici icr ics icz ie- iec iee ieg iei ier ies igb igc ige igg igh igi igr igs ihb ihc ihe ihg ihh ihi ihr ihs iib iic iie iih iii iir iis ir- irb irc ire irg iri irr irs is- isb isc ise isg ish isi isr iss ize izh izi izz rbb rbc rbe rbg rbh rbi rbr rbs rcb rcc rce rcg rch rci rcr rcs re- reb rec ree reg reh rei rer res rez rgb rgc rge rgg rgh rgi rgr rgs rh- rhb rhc rhe rhg rhh rhi rhr rhs rib ric rie rig rih rii rir ris riz rrb rrc rrg rrh rri rrr rrs rsb rsc rse rsg rsh rsi rsr rss rzb rze sbb sbc sbe sbg sbh sbi sbr sbs scb scc sce scg sch sci scr scs se- seb sec see seg seh sei ser ses sez sgb sgc sge sgg sgh sgi sgr sgs sh- shb shc she shg shh shi shr shs sib sic sie sig sih sii sir sis sr- srb src sre srg srh sri srr srs ss- ssb ssc sse ssg ssh ssi ssr sss ssz sze szi szr z-g zbb zbc zbr zbs zce zcs zeb zec zee zeh zer zes zez zgb zgg zgi zgs zhc zhe zhi zhr zhs zib zie zig zir zis ziz zrh zrs zse zsg zsh zsi zsz zzr zzs zzz