Perhaps you should try some spelling variations:
functionality microarray » functional microarray, function microarrays, functional microrna
program functionality » protein functionality, programs functional, supra functionality
interventions using » intervention using, interactions using
microarray cross » microarray probes, microarray chips, microarray post
using program » testing program, using problem, using programming

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

• Performing a fuzzy search may retrieve terms with similar spellings: interventions using program functionality microarray cross~.
• Adding a wildcard symbol may retrieve word variants: interventions using program functionality microarray cross*.