Perhaps you should try some spelling variations:
developing programming » development programming, developing programmed, developing programmable
programmes developing » programme developing, programs developing, programming developing
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: programmes developing programming using microarray chips~.
• Adding a wildcard symbol may retrieve word variants: programmes developing programming using microarray chips*.