Perhaps you should try some spelling variations:
interactions function » interactions functions, interactions functional, innervations function
program processing » programs processing, program proceedings, programs proceedings
microarray chips » microarray chip, microarrays chip, microarray cross
program process » program progress, programs processes, program project

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

• Performing a fuzzy search may retrieve terms with similar spellings: interactions function ((program processing) OR (program process)) microarray chips~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "interactions function ((program processing) OR (program process)) microarray chips".
• Adding a wildcard symbol may retrieve word variants: interactions function ((program processing) OR (program process)) microarray chips*.