bbb bbd bbg bbi bbn bby bdb bdd bdg bdi bdy bgb bgd bgg bgi bgn bi- bib bid big bii bin biy bnb bnd bng bni bnn by- byd byg byi byn dbb dbd dbg dbi dbn dby ddb ddd ddg ddi ddn ddy dgd dgg dgi dgn di- dib did dig dii din diy dnb dnd dng dni dnn dny dy- dyb dyd dyn dyy g-d gbd gbg gbi gbn gby gdb gdd gdi gdn ggb ggd ggg ggi ggn gib gid gig gii gin giy gnb gnd gni gnn gy- gyb gyd gyn i-d ibb ibd ibg ibi ibn iby idb idd idg idi idn idy igb igd igg igi ign igy iib iid iii iin in- inb ind ing ini inn iny iyy n-i nbb nbd nbg nbi nbn ndb ndd ndg ndi ndn ndy ngb ngd ngg ngi ngn nib nid nig nii nin nnb nng nni nnn nyd nyg nyn nyy ybg ybi yby ydg ydn ydy yid yig yii yin ynd yng ynn yny yyb yyg yyy