-ey bbb bbe bbi bbn bbo bbs bby be- beb bee bei ben beo bes bey bi- bib bie bii bin bio bis biy bnb bne bni bnn bno bns bob boe boi bon boo bos boy bsb bse bsi bsn bso bss bsy by- bye byi byn byo bys ebb ebe ebi ebn ebo ebs eby eeb eee een eeo ees eey eib eie eii ein eio eis en- enb ene eni enn eno ens eny eo- eob eoe eoi eon eoo eos es- esb ese esi esn eso ess esy eye eyn eyo eys ibb ibe ibi ibn ibo ibs iby ie- iee iei ien ies iey iib iie iii iin iio iis in- inb ine ini inn ino ins iny io- iob ioe ioi ion ioo ios is- isb ise isi isn iso iss isy iye iyo iys iyy n-i nbb nbe nbi nbn nbo nbs ne- neb nee nei nen neo nes ney nib nie nii nin nio nis nnb nne nni nnn nno nns no- nob noe noi non noo nos noy nsb nse nsi nsn nso nss nsy nye nyn nyo nys nyy o-i ob- obb obe obi obn obo obs oby oeb oee oei oen oeo oes oey oib oie oii oin oio ois on- onb one oni onn ono ons ony oo- oob ooi oon ooo oos os- osb ose osi osn oso oss oye oyi oyo oys sbb sbe sbi sbn sbo sbs sby se- seb see sei sen seo ses sey sib sie sii sin sio sis snb sne sni snn sno sns sny sob soe soi son soo sos soy ss- ssb sse ssi ssn sso sss sy- syb sye syi syn sys ybe ybi ybs yby yeb yee yei yen yeo yes yey yie yii yin yio yis yne ynn yns yny yob yoe yoi yon yoo yos yoy ysb yse ysi yso yss ysy yyb yye yys yyy