abby[9], baby[9], boby[9], abbo[8], babo[8], boba[8], obab[8], boya[7], bywa[7], obaw[6],
bab[7], bob[7], aby[6], boy[6], oby[6], abo[5], boa[5], oba[5], baw[5], wab[5], owa[3],
by[5], ba[4], bo[4], wy[3],
