Perhaps you should try some spelling variations:
functionals microarray » functional microarray, function microarrays, functional microrna
interface programming » interfacing programming, internet programming
integer programming » internet programming, linear programming
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: programming ((interface programming) OR (integer programming)) functionals microarray chips~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "programming ((interface programming) OR (integer programming)) functionals microarray chips".
• Adding a wildcard symbol may retrieve word variants: programming ((interface programming) OR (integer programming)) functionals microarray chips*.