dago[7], doga[7], geod[7], dece[6], coda[6],
dag[6], gad[6], dog[6], cod[5], doc[5], ago[5], ego[5], dao[4], oda[4], deo[4], ode[4],
ag[4], go[4], ad[3], da[3], ce[3], de[3], co[3], do[3], od[3], ee[2], eo[2],