Perhaps you should try some spelling variations:
programming function » programming functional, programming functionals, programme function
function microarray » function microarrays, functional microarray, function micrornas
microarray chips » microarray chip, microarrays chip, microarray cross
programmes ruby » programming ruby, programmes just, programmes key

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((programmes ruby) OR (programmes rome)) programming function microarray chips~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((programmes ruby) OR (programmes rome)) programming function microarray chips".
• Adding a wildcard symbol may retrieve word variants: ((programmes ruby) OR (programmes rome)) programming function microarray chips*.