Perhaps you should try some spelling variations:
international conventions » international convention, international cooperation, international competition
practices international » practice international, practicas internacionales, processes international
des practices » ideas practices, his practices, its practices
histoire des » histoire et

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: "international conventions of the history of des practices international ((histoire des) OR (l'histoire de)) idees".
• Adding a wildcard symbol may retrieve word variants: international conventions of the history of des practices international ((histoire des) OR (l'histoire de)) idees*.