Perhaps you should try some spelling variations:
commitment professional » competence professional, competent profession, government professional
information documents » information documentation, information agents, information requirements
documents commitment » documents component, documents common, client's commitment
array profiling » array processing, microarray profiling
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 documents commitment professional ((array string) or (array profiling))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: information documents commitment professional ((array string) OR (array profiling)).
• Adding a wildcard symbol may retrieve word variants: information documents commitment professional ((array string) or (array profiling))*.