Perhaps you should try some spelling variations:
computation constraint » computational constraints, computations constrained, competition constrained
functions computation » function computation, functions composition, function composition
microarray profiling » microrna profiling
array string » array strong, arrays strings, array sharing

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "functions computation constraint programming ((array string) OR (microarray profiling))~".
• Adding a wildcard symbol may retrieve word variants: functions computation constraint programming ((array string) OR (microarray profiling))*.