Perhaps you should try some spelling variations:
interactions action » interactions section, interactions antigen, interactions emotion
sample microarray » samples microarray, simple microarray, applied microarray
microarray chips » microarray chip, microarrays chip, microarray cross
action programs » activity programs
programs sample » programs simple, program sample, programs examples

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

• Performing a fuzzy search may retrieve terms with similar spellings: interactions action programs sample microarray chips~.
• Adding a wildcard symbol may retrieve word variants: interactions action programs sample microarray chips*.