Perhaps you should try some spelling variations:
formation determination » location determination, estimation determination, position determination
determination methods » examination methods, detection methods
methods rules » methods role, methods results, methods tables
array forming » array arcing, array fermi, array formats
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: formation determination methods rules ((((array string) or (array format))) or (array forming))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: formation determination methods rules ((((array string) OR (array format))) OR (array forming)).
• Adding a wildcard symbol may retrieve word variants: formation determination methods rules ((((array string) or (array format))) or (array forming))*.