Perhaps you should try some spelling variations:
"diplomat" » "diplomats", "diplomatic", "diplomacy", "diplomt", "diplomacyt", "diplomatst"
"diplomatics" » "diplomatsics", "diplomaticics", "diplomacyics", "diplomtics", "diplomacytics", "diplomatstics", "diplomatic", "diplomats", "diplomatische"
"diplomatstics" » "diplomatsstics", "diplomaticstics", "diplomacystics", "diplomtstics", "diplomacytstics", "diplomatststics", "diplomatic", "diplomatica", "diplomatico"
"diplomatie" » "diplomatsie", "diplomaticie", "diplomacyie", "diplomtie", "diplomacytie", "diplomatstie", "diplomatic", "diplomats"
"diploma" » "diplom", "diplomacy", "diplomats"

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 (("diplomatics" OR "diplomatstics") OR "diplomatie"))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"diplomat\" or \"diploma\") or ((\"diplomatics\" OR \"diplomatstics\") or \"diplomatie\"))*".
• Removing quotes may allow a broader search: (( diplomat or diploma ) or (( diplomatics OR diplomatstics ) or diplomatie ))*.