Perhaps you should try some spelling variations:
investigative » investigating, investigation, investigated
investigations » investigation, investigating
investigates » investigating, investigation, investigatings, investigations
investigate » investigating, investigation
journalism" » journalists"
journals" » journal"

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

• Performing a fuzzy search may retrieve terms with similar spellings: "((investigative or (investigations or investigates)) or investigate) (journalism" OR journals")~.
• If you are trying to use Boolean operators, they must be ALL CAPS: "((investigative OR (investigations OR investigates)) OR investigate) (journalism" OR journals").
• Removing quotes may allow a broader search: ((investigative or (investigations or investigates)) or investigate) (journalism OR journals ).
• Adding a wildcard symbol may retrieve word variants: "((investigative or (investigations or investigates)) or investigate) (journalism" OR journals")*.