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

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