Perhaps you should try some spelling variations:
interaction theories » integration theories, interaction series, interaction theory
integration through » innovation through
group interaction » group interactions, through interaction, group introduction
urban integration » european integration, urban migration, chain integration
support group » support grant

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

• Performing a fuzzy search may retrieve terms with similar spellings: (( support group interaction theories. ) or ( supply urban integration through. ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( support group interaction theories. ) OR ( supply urban integration through. )).
• Adding a wildcard symbol may retrieve word variants: (( support group interaction theories. ) or ( supply urban integration through. ))*.