Perhaps you should try some spelling variations:
significantly affected » significantly associated (Expand Search), significantly reduced (Expand Search), significant effect (Expand Search)
significant linear » significant clinical (Expand Search), significant gender (Expand Search), significant level (Expand Search)
affected decrease » affected areas (Expand Search), effects decreased (Expand Search)
linear decrease » linear increase (Expand Search)

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

• Removing quotes may allow a broader search: (( significantly affected decrease ) OR ( significant linear decrease )).