Perhaps you should try some spelling variations:
"diplomat" » "diplomats", "diplomatie", "diplomacy", "diplomt", "diplomacyt", "diplomatst"
"diplomatic" » "diplomatsic", "diplomatieic", "diplomacyic", "diplomtic", "diplomacytic", "diplomatstic"
"diplomt" » "diplom", "diplome", "diplomo"
"diploma" » "diplom", "diplomacy", "diplomats"
"diploms" » "diplomes", "diplomas", "diplom"

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