Perhaps you should try some spelling variations:
information section » information collection, information education, information security
section methods » sections methods, section method, selection methods
methods rules » methods role, methods results, methods tables
array string » array strong, arrays strings, array sharing
array arcing » array forming, array probing, array sharing
array using » arrays 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: information section methods rules ((((array string) OR (array arcing))) OR (array using))~.
• Adding a wildcard symbol may retrieve word variants: information section methods rules ((((array string) or (array arcing))) or (array using))*.