Perhaps you should try some spelling variations:
rand corporation » a corporation, england corporation, railroad corporation
said corporation » a corporation
road corporation » a corporation, railroad corporation
_ corporation » _ corporate

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) OR (said corporation))) OR (((road corporation) OR (_ corporation)))) monograph series.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((rand corporation) or (said corporation))) or (((road corporation) OR (_ corporation)))) monograph series".
• Adding a wildcard symbol may retrieve word variants: ((((rand corporation) or (said corporation))) or (((road corporation) OR (_ corporation)))) monograph series*.