-ey a-a a-b a-i aaa aab aae aag aai aan aas aay ab- aba abb abe abg abi abn abs aby aea aeb aee aeg aei aen aes aey ag- aga agb age agg agi agn ags agy ai- aia aib aie aig aii ain ais aiy an- ana anb ane ang ani ann ans any as- asa asb ase asg asi asn ass asy ay- aya aye ayi ayn ays baa bab bae bag bai ban bas bay bba bbb bbe bbg bbi bbn bbs bby be- bea beb bee beg bei ben bes bey bga bgb bge bgg bgi bgn bgs bi- bia bib bie big bii bin bis biy bna bnb bne bng bni bnn bns bsa bsb bse bsg bsi bsn bss bsy by- bya bye byg byi byn bys eaa eab eae eag eai ean eas eba ebb ebe ebg ebi ebn ebs eby eea eeb eee eeg een ees eey ega egb ege egg egi egn egs egy eia eib eie eig eii ein eis en- ena enb ene eng eni enn ens eny es- esa esb ese esg esi esn ess esy eya eye eyn eys gaa gab gae gag gai gan gas gay gba gbe gbg gbi gbn gbs gby ge- gea geb gee geg gei gen ges gey gga ggb ggg ggi ggn ggs gia gib gie gig gii gin gis giy gna gnb gne gni gnn gns gsa gsb gse gsg gsi gsn gss gy- gya gyb gye gyn gys ia- iaa iab iae iag iai ian ias iba ibb ibe ibg ibi ibn ibs iby ie- iea iee ieg iei ien ies iey iga igb ige igg igi ign igs igy iia iib iie iii iin iis in- ina inb ine ing ini inn ins iny is- isa isb ise isg isi isn iss isy iya iye iys iyy n-i naa nab nae nag nai nan nas nay nba nbb nbe nbg nbi nbn nbs ne- nea neb nee neg nei nen nes ney nga ngb nge ngg ngi ngn ngs nia nib nie nig nii nin nis nna nnb nne nng nni nnn nns nsa nsb nse nsg nsi nsn nss nsy nya nye nyg nyn nys nyy saa sab sae sag sai san sas say sba sbb sbe sbg sbi sbn sbs sby se- sea seb see seg sei sen ses sey sga sgb sge sgg sgi sgn sgs sia sib sie sig sii sin sis sna snb sne sng sni snn sns sny ss- ssa ssb sse ssg ssi ssn sss sy- sya syb sye syg syi syn sys yaa yab yae yag yai yan yas yay ybe ybg ybi ybs yby yea yeb yee yeg yei yen yes yey yga yie yig yii yin yis yna yne yng ynn yns yny ysa ysb yse ysg ysi yss ysy yyb yye yyg yys yyy