Perhaps you should try some spelling variations:
"strong dependence business men" » "strong dependent business men", "strong dependence robustness men", "strong dependence fuzziness men", "stress dependence business men", "drug dependence business men", "doping dependence business men"
"stronger cancer business model" » "stronger chapter business model", "stronger fences business model", "stronger faster business model", "stronger center business model", "stronger banker business model", "stronger career business model", "stronger cancer business models"

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: (("stronger cancer business model") OR ("strong dependence business men")).
• Removing quotes may allow a broader search: (( stronger cancer business model ) or ( strong dependence business men )).
• Adding a wildcard symbol may retrieve word variants: (("stronger cancer business model") or ("strong dependence business men"))*.