Perhaps you should try some spelling variations:
functional microarray » function microarrays, functional microrna, functional microbial
learning programmes » learning programme, learning programs, learning programming
function microarray » function microarrays, function micrornas, selection microarray
program learning » programmed learning, program planning, problem learning

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

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