Perhaps you should try some spelling variations:
"the silliman foundation studies" » "the sloan foundation studies", "the schuman foundation studies", "the symbian foundation studies", "the silliman foundational studies", "the silliman oxidation studies", "the silliman foundation stones"
"the schemes foundations studies" » "the sciences foundations studies", "the theme foundations studies", "the games foundations studies", "the schemes foundational studies", "the schemes foundations stories", "the schemes foundations study"
"the schemes foundations sources" » "the sciences foundations sources", "the theme foundations sources", "the games foundations sources", "the schemes foundations churches", "the schemes foundations course", "the schemes foundations force"

Try widening your search to All Fields.

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: (("the silliman foundation studies") OR ((("the schemes foundations studies") OR ("the schemes foundations sources")))).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"the silliman foundation studies\") or (((\"the schemes foundations studies\") OR (\"the schemes foundations sources\"))))".
• Removing quotes may allow a broader search: (( the silliman foundation studies ) or ((( the schemes foundations studies ) OR ( the schemes foundations sources )))).
• Adding a wildcard symbol may retrieve word variants: (("the silliman foundation studies") or ((("the schemes foundations studies") OR ("the schemes foundations sources"))))*.