Perhaps you should try some spelling variations:
studying expression » studying depression, student expression, studies expression
information slices » information spaces, information services, information sciences
arrays producing » arrays probing, arrays produced, arrays profiling
slices studying » places studying, success studying, sources studying
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 slices studying expression ((array string) or (((array format) or (arrays producing))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: information slices studying expression ((array string) OR (((array format) OR (arrays producing)))).
• Adding a wildcard symbol may retrieve word variants: information slices studying expression ((array string) or (((array format) or (arrays producing))))*.