Perhaps you should try some spelling variations:
"diplomat" » "diplomats", "diplomatic", "diplomatie", "diplomt", "diplomacyt", "diplomatst"
"diploma" » "diplom", "diplomacy", "diplomats"
"diplomacys" » "diplomcys", "diplomacycys", "diplomatscys", "diplomacy", "diplomacies", "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 "diplomacys").
• Removing quotes may allow a broader search: (( diplomat or diploma ) or diplomacys ).
• Adding a wildcard symbol may retrieve word variants: (("diplomat" or "diploma") or "diplomacys")*.