Perhaps you should try some spelling variations:
corporation technological » corporations technological, collaboration technological, incorporating technological
corporation technical » corporation ethical, collaboration technical, incorporating technical
technological report » technological reform, technological support, technologies report
operation technical » operations technical, iteration technical, operative technical
_ corporation » _ corporate
_ operation » _ operations, _ operating

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: (((( _ corporation technical report series ) OR ( _ corporation technological report series ))) OR ((( _ operation technical report series ) OR ( _ operation technical report server )))).
• The words AND, OR and NOT may confuse the search; try adding quotes: "(((( _ corporation technical report series ) OR ( _ corporation technological report series ))) or ((( _ operation technical report series ) or ( _ operation technical report server ))))".
• Adding a wildcard symbol may retrieve word variants: (((( _ corporation technical report series ) OR ( _ corporation technological report series ))) or ((( _ operation technical report series ) or ( _ operation technical report server ))))*.