Perhaps you should try some spelling variations:
international operation » international operations, international cooperation, international operational
operation based » generation based, vibration based, correlation based
based computing » based routing, based costing, trusted computing
array planning » library planning, therapy planning
array arcing » array forming, array probing, array sharing
array string » array strong, arrays strings, array sharing

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: international operation based computing ((((array arcing) or (array string))) or (array planning))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: international operation based computing ((((array arcing) OR (array string))) OR (array planning)).
• Adding a wildcard symbol may retrieve word variants: international operation based computing ((((array arcing) or (array string))) or (array planning))*.