Perhaps you should try some spelling variations:
information section » information collection, information education, information security
section method » selection method, reaction method, selection methods
array arcing » array forming, array probing, array sharing
array string » array strong, arrays strings, array sharing
method soe » method some, methods soe, method slope

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: information section method soe ((((array arcing) OR (array format))) OR (array string))~.
• Adding a wildcard symbol may retrieve word variants: information section method soe ((((array arcing) or (array format))) or (array string))*.