Perhaps you should try some spelling variations:
"diplomat" » "diplomacy", "diplom", "diplomt", "diplomacyt"
"diplomats" » "diplomacys", "diploms", "diplomts", "diplomacyts", "diplomacy"
"diplomatic" » "diplomacyic", "diplomic", "diplomtic", "diplomacytic"
"diplomatie" » "diplomacyie", "diplomie", "diplomtie", "diplomacytie"
"diploma" » "diplom", "diplomacy"

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: (("diplomat" OR "diploma") OR (("diplomats" OR "diplomatic") OR "diplomatie")).
• Removing quotes may allow a broader search: (( diplomat or diploma ) or (( diplomats or diplomatic ) or diplomatie )).
• Adding a wildcard symbol may retrieve word variants: (("diplomat" or "diploma") or (("diplomats" or "diplomatic") or "diplomatie"))*.