Perhaps you should try some spelling variations:
information gain » information gap, information guide, information gathering
state diffusion » surface diffusion
array profiling » array processing, microarray profiling
array arcing » array forming, array probing, array sharing
array string » array strong, arrays strings, array sharing
gain state » gain stage, pain states, kayin state

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

• Performing a fuzzy search may retrieve terms with similar spellings: information gain state diffusion ((array arcing) OR (((array string) OR (array profiling))))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "information gain state diffusion ((array arcing) OR (((array string) OR (array profiling))))".
• Adding a wildcard symbol may retrieve word variants: information gain state diffusion ((array arcing) OR (((array string) OR (array profiling))))*.