Perhaps you should try some spelling variations:
interactions past » interactions _ (Expand Search), interaction based (Expand Search), interaction data (Expand Search)
interactions et » interactions en (Expand Search), interactions _ (Expand Search), interactions due (Expand Search)
interactions a » interactions _ (Expand Search), interaction _ (Expand Search), interacting _ (Expand Search)
academie » academies (Expand Search), academic (Expand Search), academia (Expand Search)

You may be able to get more results by adjusting your search query.

• The words AND, OR and NOT may confuse the search; try adding quotes: "academie des ((((interactions et) OR (interactions past))) OR (interactions a)) belles-lettres~".
• Adding a wildcard symbol may retrieve word variants: academie des ((((interactions et) OR (interactions past))) OR (interactions a)) belles-lettres*.