Perhaps you should try some spelling variations:
"rand corporation biography sources" » "rand corporate biography sources", "rand reformation biography sources", "rand federation biography sources", "rand corporation bibliography resources", "said corporation biography sources", "england corporation biography sources", "_ corporation biography sources"
"road corporation biography sources" » "road corporate biography sources", "road reformation biography sources", "road federation biography sources", "road corporation bibliography resources", "said corporation biography sources", "railroad corporation biography sources", "_ corporation biography sources"
"a corporation biography series" » "a corporate biography series", "a reformation biography series", "a federation biography series", "a corporation biography pericles", "a corporation biography sermons", "a corporation biography studies", "_ corporation biography series"
"a federated biography series" » "a federation biography series", "a federated graph series", "a federated bibliographic series", "a federated biography pericles", "a federated biography sermons", "a federated biography studies", "_ federated biography series"

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: (((("rand corporation biography sources") OR ("road corporation biography sources"))) OR ((("a corporation biography series") OR ("a federated biography series")))).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"rand corporation biography sources\") OR (\"road corporation biography sources\"))) or (((\"a corporation biography series\") or (\"a federated biography series\"))))".
• Removing quotes may allow a broader search: (((( rand corporation biography sources ) OR ( road corporation biography sources ))) or ((( a corporation biography series ) or ( a federated biography series )))).
• Adding a wildcard symbol may retrieve word variants: (((("rand corporation biography sources") OR ("road corporation biography sources"))) or ((("a corporation biography series") or ("a federated biography series"))))*.