Perhaps you should try some spelling variations:
integration collaborative » international collaborative, interactive collaborative, interactions collaboration
collaborative programming » collaborative programme, collaborative programmes, comparative programming
using microarray » using microarrays, dna microarray, cdna microarray
microarray chips » microarray chip, microarrays chip, microarray cross

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

• Performing a fuzzy search may retrieve terms with similar spellings: integration collaborative programming using microarray chips~.
• Adding a wildcard symbol may retrieve word variants: integration collaborative programming using microarray chips*.