Perhaps you should try some spelling variations:
"research white paper" » "research write paper", "research what paper", "research site paper"
"research while papers" » "research which papers", "research what papers", "research why papers", "research white papers", "research while others", "research while part"
"research where papers" » "research what papers", "research work papers", "research why papers", "research where players", "research white papers", "research theme papers"

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: (("research white paper") OR ((("research while papers") OR ("research where papers"))))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"research white paper\") or (((\"research while papers\") OR (\"research where papers\"))))*".
• Removing quotes may allow a broader search: (( research white paper ) or ((( research while papers ) OR ( research where papers ))))*.