begu[10], bogu[10], gayu[9], boyu[9], bega[8], boga[8], gaye[7], boya[7], boye[7],
bug[9], gub[9], beg[7], obu[7], aby[6], gay[6], boy[6], oby[6], abo[5], boa[5], oba[5], ago[5], ego[5],
bu[6], gu[6], by[5], ba[4], be[4], ag[4], bo[4], go[4], au[4], eo[2],