-ey b-u bbb bbe bbo bbq bbu bby be- beb bee beo beq beu bey bob boe boo boq bou boy bqe bub bue buo buu buy by- bye byo byq byu ebb ebe ebo ebq ebu eby eeb eee eeo eey eo- eob eoe eoo eoq eou eqe eqq equ eu- eub eue eye eyo ob- obb obe obo obu oby oeb oee oeo oey oo- oob ooo oqb oqo ou- oue ouo oye oyo qbe qbq qee qeo qoo qqq qqu qu- que quo quy ubb ube ubo ubu uby ueb uee uey uob uoe uoo uue uuu uyo uyu ybe yby yeb yee yeo yey yob yoe yoo you yoy yqb yue yuo yuu yuy yyb yye yyu yyy