-ey a-a a-b a-q aaa aab aae aan aaq aas aay ab- aba abb abe abn abq abs aby aea aeb aee aen aeq aes aey an- ana anb ane ann anq ans any aqa aqn aqs as- asa asb ase asn asq ass asy ay- aya aye ayn ays baa bab bae ban baq bas bay bba bbb bbe bbn bbq bbs bby be- bea beb bee ben beq bes bey bna bnb bne bnn bns bqe bsa bsb bse bsn bss bsy by- bya bye byn byq bys eaa eab eae ean eas eba ebb ebe ebn ebq ebs eby eea eeb eee een ees eey en- ena enb ene enn ens eny eqa eqe eqn eqq eqs es- esa esb ese esn esq ess esy eya eye eyn eys naa nab nae nan nas nay nba nbb nbe nbn nbs ne- nea neb nee nen nes ney nna nnb nne nnn nns nqs nsa nsb nse nsn nss nsy nya nye nyn nys nyy qaa qan qas qba qbe qbq qbs qee qen qnb qne qns qqq qsa saa sab sae san saq sas say sba sbb sbe sbn sbq sbs sby se- sea seb see sen seq ses sey sna snb sne snn sns sny sqa sqn sqq sqs ss- ssa ssb sse ssn ssq sss sy- sya syb sye syn sys yaa yab yae yan yas yay ybe ybs yby yea yeb yee yen yes yey yna yne ynn yns yny yqb ysa ysb yse yss ysy yyb yye yys yyy