Perhaps you should try some spelling variations:
optimization efficient » utilization efficiency
parallel optimization » parameter optimization, parameters optimization, parallel simulation
function dysfunction » function function, nations dysfunction, erectile dysfunction
efficient function » efficient functional, efficient auction, efficiency functions
dysfunction https » function https, dysfunction after, dysfunction james

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

• Performing a fuzzy search may retrieve terms with similar spellings: parallel optimization efficient function dysfunction https~.
• Adding a wildcard symbol may retrieve word variants: parallel optimization efficient function dysfunction https*.