-er -ey -ic bbb bbc bbe bbf bbi bbn bbo bbr bbs bby bcb bcc bce bcf bci bcn bco bcr bcs bcy be- beb bec bee bef bei ben beo ber bes bey bfb bfc bfe bff bfi bfn bfo bfr bfs bfy bi- bib bic bie bif bii bin bio bir bis biy bnb bnc bne bnf bni bnn bno bnr bns bob boc boe bof boi bon boo bor bos boy brb bre brf bri brn bro brr brs bry bsb bsc bse bsf bsi bsn bso bsr bss bsy by- byc bye byf byi byn byo byr bys c-- cbb cbc cbe cbf cbi cbn cbo cbr cbs cby ccb ccc cce ccf cci ccn cco ccr ccs ce- ceb cec cee cef cei cen ceo cer ces cey cfb cfc cfe cff cfi cfn cfo cfr cfs ci- cib cic cie cif cii cin cio cir cis cn- cnb cnc cne cnf cni cnn cno cnr cns cny co- cob coc coe cof coi con coo cor cos coy crb crc cre crf cri crn cro crr crs cry csb csc cse csf csi csn cso csr css csy cyb cyc cye cyf cyn cyo cyr cys ebb ebc ebe ebf ebi ebn ebo ebr ebs eby ec- ecb ecc ece ecf eci ecn eco ecr ecs eeb eec eee eef een eeo eer ees eey ef- efb efc efe eff efi efo efr efs eib eic eie eif eii ein eio eir eis en- enb enc ene enf eni enn eno enr ens eny eo- eob eoc eoe eof eoi eon eoo eor eos erb erc ere erf eri ern ero err ers ery es- esb esc ese esf esi esn eso esr ess esy eyc eye eyn eyo eyr eys fbb fbc fbe fbf fbi fbn fbo fbr fbs fcb fcc fce fcf fci fcn fco fcr fcs fcy feb fec fee fef fei fen feo fer fes fey ffc ffe fff ffi ffn ffo ffr ffs ffy fib fic fie fif fii fin fir fis fnb fnc fne fnf fni fnn fnr fns fob foc foe fof foi fon foo for fos foy frb frc fre frf fri frn fro frr frs fry fsb fsc fse fsf fsi fsn fso fsr fss fy- fyb fyc fye fyi fyn fyo i-f ibb ibc ibe ibf ibi ibn ibo ibr ibs iby icb icc ice icf ici icn ico icr ics icy ie- iec iee ief iei ien ier ies iey ifb ifc ife iff ifi ifn ifo ifr ifs ify iib iic iie iif iii iin iio iir iis in- inb inc ine inf ini inn ino inr ins iny io- iob ioc ioe iof ioi ion ioo ior ios ir- irb irc ire irf iri irn iro irr irs iry is- isb isc ise isf isi isn iso isr iss isy iyc iye iyo iyr iys iyy n-i nbb nbc nbe nbf nbi nbn nbo nbr nbs ncb ncc nce ncf nci ncn nco ncr ncs ne- neb nec nee nef nei nen neo ner nes ney nfb nfc nfe nff nfi nfn nfo nfr nfs nib nic nie nif nii nin nio nir nis nnb nnc nne nnf nni nnn nno nns no- nob noc noe nof noi non noo nor nos noy nrb nrc nre nrf nri nrn nro nrr nrs nry nsb nsc nse nsf nsi nsn nso nsr nss nsy nyc nye nyf nyn nyo nys nyy o-i ob- obb obc obe obf obi obn obo obr obs oby oc- ocb occ ocf oci ocn oco ocr ocs oeb oec oee oef oei oen oeo oer oes oey of- ofb ofc ofe off ofi ofn ofo ofr ofs oib oic oie oif oii oin oio oir ois on- onb onc one onf oni onn ono onr ons ony oo- oob ooc oof ooi oon ooo oor oos or- orb orc ore orf ori orn oro orr ors ory os- osb osc ose osf osi osn oso osr oss oye oyi oyo oys rbb rbc rbe rbf rbi rbn rbo rbr rbs rcb rcc rce rcf rci rcn rco rcr rcs re- reb rec ree ref rei ren reo rer res rey rfb rfc rfe rff rfi rfn rfo rfr rfs rib ric rie rif rii rin rio rir ris riy rnb rnc rni rnn rno rnr rns rny rob roc roe rof roi ron roo ror ros roy rrb rrc rrf rri rrn rrr rrs rsb rsc rse rsf rsi rsn rso rsr rss ry- ryc rye ryf ryn ryo ryr rys ryy sbb sbc sbe sbf sbi sbn sbo sbr sbs sby scb scc sce scf sci scn sco scr scs se- seb sec see sef sei sen seo ser ses sey sfb sfc sfe sff sfi sfn sfo sfr sfs sib sic sie sif sii sin sio sir sis snb snc sne snf sni snn sno snr sns sny sob soc soe sof soi son soo sor sos soy sr- srb src sre srf sri srn sro srr srs sry ss- ssb ssc sse ssf ssi ssn sso ssr sss sy- syb syc sye syi syn syr sys ybc ybe ybf ybi ybr ybs yby ycc yce ycf yci yco ycs ycy yeb yec yee yef yei yen yeo yer yes yey yfc yfe yff yfr yfs yie yif yii yin yio yir yis yne ynn yns yny yob yoc yoe yof yoi yon yoo yor yos yoy yrc yre yrf yrn yro yrs ysb ysc yse ysi yso ysr yss ysy yyb yyc yye yyf yys yyy