Perhaps you should try some spelling variations:
formation examination » formation eradication, formation determination, recreation examination
examination methods » examination questions
array forming » array format, array fermi, array formats
array string » array strong, arrays strings, array sharing
array arcing » array probing, array sharing, array using

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: formation examination methods tools ((((array string) OR (array forming))) OR (array arcing))~.
• Adding a wildcard symbol may retrieve word variants: formation examination methods tools ((((array string) or (array forming))) or (array arcing))*.