-ey a-a a-b aaa aab aae aav aaw aay ab- aba abb abe abv abw aby aea aeb aee aev aew aey av- ava avb ave avw avy aw- awa awb awe awv aww awy ay- aya aye ayw baa bab bae bav baw bay bba bbb bbe bbw bby be- bea beb bee bev bew bey bva bvb bve bvv bvw bwa bwb bwv bwy by- bya bye eaa eab eae eav eaw eba ebb ebe ebv ebw eby eea eeb eee eev eew eey eva evb eve evv evw evy ewa ewb ewe eww ewy eya eye v-a v-e vaa vab vae vav vaw vay vba vbv vbw vea veb vee vew vey vva vvb vvv vwa vye waa wab wae wav waw way wba wbb wbe wbw wea web wee wew wey wva wvw wwa wwe wwv www wy- wya wye yaa yab yae yav yaw yay ybe yby yea yeb yee yev yew yey yva yve yvy yyb yye yyy