Perhaps you should try some spelling variations:
functional microarray » function microarrays, functional microrna, functional microbial
function microarray » function microarrays, function micrornas, selection microarray
programming php » programming pdp, programming papp, programming p2ps
php programme » ipp programme, up programme, php programming

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "programming php programme ((function microarray) OR (functional microarray)) chips~".
• Adding a wildcard symbol may retrieve word variants: programming php programme ((function microarray) OR (functional microarray)) chips*.