Perhaps you should try some spelling variations:
communication conversation » communication information, communication cohesion, communication communication
conversation based » conversion based, conversation basic, conversation made
based interaction » based interactive, based integration, based intervention
interaction key » interactions key, interactive key, integration key
key lieven » de lieven

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

• Performing a fuzzy search may retrieve terms with similar spellings: communication conversation based interaction key lieven~.
• Adding a wildcard symbol may retrieve word variants: communication conversation based interaction key lieven*.