Perhaps you should try some spelling variations:
case expressions » gene expressions, like expressions, data expressions
array profiling » array processing, microarray profiling
information a » information age
array imaging » arrays imaging, airway imaging, ray imaging
array string » array strong, arrays strings, array sharing

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

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