Perhaps you should try some spelling variations:
microarray profiling » microrna profiling
surface diffusion » state diffusion
information gis » information gain, information gaps, information grid
array imaging » arrays imaging, airway imaging, ray imaging
array arcing » array forming, array probing, array sharing
gis surface » gas surface, gibbs surface, axis surface

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

• Performing a fuzzy search may retrieve terms with similar spellings: information gis surface diffusion ((((array imaging) or (microarray profiling))) or (array arcing))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: information gis surface diffusion ((((array imaging) OR (microarray profiling))) OR (array arcing)).
• Adding a wildcard symbol may retrieve word variants: information gis surface diffusion ((((array imaging) or (microarray profiling))) or (array arcing))*.