Perhaps you should try some spelling variations:
competitivenes » competitiveness, competitivenest, scompetitiveness
ccompetitiveness » ccompetitivenesss, ccompetitivenests, cscompetitivenesss, competitiveness, scompetitiveness, competitivenest
scompetitivenesss » scompetitivenessss, scompetitivenestss, sscompetitivenessss, scompetitiveness, competitiveness, competitivenest
complements » complement, complemented, complementary

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

• If you are trying to use Boolean operators, they must be ALL CAPS: ((competitivenes OR (ccompetitiveness OR scompetitivenesss)) OR complements)~.
• Adding a wildcard symbol may retrieve word variants: ((competitivenes or (ccompetitiveness or scompetitivenesss)) or complements)*.