-ey bbb bbd bbe bbn bbo bbs bby bdb bdd bde bdo bds bdy be- beb bed bee ben beo bes bey bnb bnd bne bnn bno bns bob bod boe bon boo bos boy bsb bsd bse bsn bso bss bsy by- byd bye byn byo bys dbb dbd dbe dbn dbo dbs dby ddb ddd dde ddn ddo dds ddy de- deb ded dee den deo des dey dnb dnd dne dnn dno dns dny dob dod doe don doo dos doy dsb dsd dse dsn dso dss dsy dy- dyb dyd dye dyn dyo dys dyy ebb ebd ebe ebn ebo ebs eby ed- edb edd ede edn edo eds edy eeb eed eee een eeo ees eey en- enb end ene enn eno ens eny eo- eob eod eoe eon eoo eos es- esb esd ese esn eso ess esy eyd eye eyn eyo eys nbb nbd nbe nbn nbo nbs ndb ndd nde ndn ndo nds ndy ne- neb ned nee nen neo nes ney nnb nne nnn nno nns no- nob nod noe non noo nos noy nsb nsd nse nsn nso nss nsy nyd nye nyn nyo nys nyy ob- obb obd obe obn obo obs oby odb odd ode odn odo ods oeb oed oee oen oeo oes oey on- onb ond one onn ono ons ony oo- oob ood oon ooo oos os- osb osd ose osn oso oss oyd oye oyo oys sbb sbd sbe sbn sbo sbs sby sdb sdd sde sdn sdo sds sdy se- seb sed see sen seo ses sey snb snd sne snn sno sns sny sob sod soe son soo sos soy ss- ssb ssd sse ssn sso sss sy- syb syd sye syn sys ybe ybs yby yde ydn ydo yds ydy yeb yed yee yen yeo yes yey ynd yne ynn yns yny yob yod yoe yon yoo yos yoy ysb yse yso yss ysy yyb yye yys yyy