Perhaps you should try some spelling variations:
microarray profiling » microrna profiling
surface diffusion » state diffusion
information tip » information time, information type, information two
array string » array strong, arrays strings, array sharing
array arcing » array forming, array probing, array sharing
tip surface » steep surface, deep 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 tip surface diffusion ((array string) OR (((array arcing) OR (microarray profiling))))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "information tip surface diffusion ((array string) OR (((array arcing) OR (microarray profiling))))".
• Adding a wildcard symbol may retrieve word variants: information tip surface diffusion ((array string) OR (((array arcing) OR (microarray profiling))))*.