Perhaps you should try some spelling variations:
research written » research within, research writing, research twitter
research write » research site, research waste, research while
research white » research while, research what, research site
research where » research what, research work, research why
written paper » written after, writing paper
write paper » white paper, white papers, waste paper

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 write paper ) OR ( research written paper ))) OR ( ((research white) OR (research where)) papers )).
• Adding a wildcard symbol may retrieve word variants: (((( research write paper ) or ( research written paper ))) or ( ((research white) or (research where)) papers ))*.