Perhaps you should try some spelling variations:
international convention » international cooperation, international context, international communication
convention fast » conventions fast, conversion fast, convention fort
fast decision » fat decision, first decision, coast decision
get lieven » de lieven
get even » great even, get every, get over
get open » net openg, get over

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: international convention fast decision ((get lieven) OR (((get even) OR (get open))))~.
• Adding a wildcard symbol may retrieve word variants: international convention fast decision ((get lieven) or (((get even) or (get open))))*.