belgo[10], glebo[10], obelg[10], ebolo[8], obole[8],
belg[9], gleb[9], blog[9], glob[9], belo[7], bole[7], ebol[7], oble[7], gole[7], lego[7], bolo[7], lobo[7], obol[7], logo[7], ogol[7],
beg[7], bel[6], ble[6], leg[6], bol[6], lob[6], gol[6], log[6], ego[5], ole[4],
be[4], bo[4], go[4], el[3], eo[2],
