bbb bbg bbi bbn bby bgb bgg bgi bgn bgv bi- bib big bii bin biv biy bnb bng bni bnn bnv bvb bvg bvi bvn bvv by- byg byi byn gbg gbi gbn gbv gby ggb ggg ggi ggn ggv gib gig gii gin giv giy gnb gni gnn gnv gvb gvg gvi gvn gy- gyb gyn i-v ibb ibg ibi ibn ibv iby igb igg igi ign igy iib iii iin in- inb ing ini inn inv iny ivb ivg ivi ivv ivy iyy n-i nbb nbg nbi nbn nbv ngb ngg ngi ngn nib nig nii nin niv nnb nng nni nnn nnv nvb nvg nvi nvn nvv nyg nyn nyy vbg vbi vbv vgg vgn vi- vib vig vii vin viv viy vn- vng vni vnv vvb vvg vvi vvv vyg vyn ybg ybi yby yig yii yin yng ynn yny yvi yvy yyb yyg yyy