Perhaps you should try some spelling variations:
diplomacia » diplomacy, diplomatic, diplomatie, diplomacycia, diplomatscia
diploma » diplomacy, diplomats
diplomacies » diplomacycies, diplomatscies, diplomatie, diplomatics, diplomates
diplomacycies » diplomacycycies, diplomatscycies

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

• If you are trying to use Boolean operators, they must be ALL CAPS: (( diplomacia OR ( diploma OR diplom )) OR ( diplomacies OR diplomacycies )).
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( diplomacia or ( diploma or diplom )) or ( diplomacies OR diplomacycies ))".
• Adding a wildcard symbol may retrieve word variants: (( diplomacia or ( diploma or diplom )) or ( diplomacies OR diplomacycies ))*.