Perhaps you should try some spelling variations:
optimization constructing » optimization constraint, civilization constructing, optimization contraction
information optimization » information reoptimization, formation optimization, information utilization
constructing extensions » constructing expression, obstructions extensions, constructing quaternions
array sharing » arrays bearing, array imaging, way sharing
array string » array strong, arrays strings, array forming

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

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