Perhaps you should try some spelling variations:
facilitating social » facilitation sociale
science interaction » science interactions, science interactive, audience interaction
science integration » science integrating, science international, science emigration

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: facilitating social ((science interaction) OR (science integration)).
• Adding a wildcard symbol may retrieve word variants: facilitating social ((science interaction) or (science integration))*.