-er -ic bbb bbc bbe bbh bbi bbr bbs bcb bcc bce bch bci bcr bcs bcz be- beb bec bee beh bei ber bes bez bhb bhc bhe bhh bhi bhr bhs bi- bib bic bie bih bii bir bis biz brb bre brh bri brr brs brz bsb bsc bse bsh bsi bsr bss bze bzh bzr bzs bzz c-- cbb cbc cbe cbh cbi cbr cbs cbz ccb ccc cce cch cci ccr ccs ccz ce- ceb cec cee ceh cei cer ces cez ch- chb chc che chh chi chr chs chz ci- cib cic cie cih cii cir cis crb crc cre crh cri crr crs crz csb csc cse csh csi csr css csz cz- czc cze ebb ebc ebe ebh ebi ebr ebs ec- ecb ecc ece ech eci ecr ecs eeb eec eee eer ees ehb ehc ehe ehh ehi ehr ehs eib eic eie eii eir eis erb erc ere erh eri err ers erz es- esb esc ese esh esi esr ess eze ezh ezr ezs ezz h-i hbb hbc hbe hbh hbi hbr hbs hbz hcb hcc hce hch hci hcr hcs he- heb hec hee heh hei her hes hez hhb hhc hhe hhh hhi hhr hhs hhz hib hic hie hih hii hir his hr- hrb hrc hre hrh hri hrr hrs hrz hsb hsc hse hsh hsi hsr hss hsz hze hzs ibb ibc ibe ibh ibi ibr ibs ibz icb icc ice ich ici icr ics icz ie- iec iee iei ier ies ihb ihc ihe ihh ihi ihr ihs iib iic iie iih iii iir iis ir- irb irc ire iri irr irs is- isb isc ise ish isi isr iss ize izh izi izz rbb rbc rbe rbh rbi rbr rbs rcb rcc rce rch rci rcr rcs re- reb rec ree reh rei rer res rez rh- rhb rhc rhe rhh rhi rhr rhs rib ric rie rih rii rir ris riz rrb rrc rrh rri rrr rrs rsb rsc rse rsh rsi rsr rss rzb rze sbb sbc sbe sbh sbi sbr sbs scb scc sce sch sci scr scs se- seb sec see seh sei ser ses sez sh- shb shc she shh shi shr shs sib sic sie sih sii sir sis sr- srb src sre srh sri srr srs ss- ssb ssc sse ssh ssi ssr sss ssz sze szi szr zbb zbc zbr zbs zce zcs zeb zec zee zeh zer zes zez zhc zhe zhi zhr zhs zib zie zir zis ziz zrh zrs zse zsh zsi zsz zzr zzs zzz