Perhaps you should try some spelling variations:
international convention » international cooperation, international context, international communication
convention methods » convention method, conventional methods, conversion methods
methods session » methods section
sales think » images think
rules link » rules online

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

• Performing a fuzzy search may retrieve terms with similar spellings: international convention methods session ((((sales link) or (sales think))) or (rules link))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: international convention methods session ((((sales link) OR (sales think))) OR (rules link)).
• Adding a wildcard symbol may retrieve word variants: international convention methods session ((((sales link) or (sales think))) or (rules link))*.