Perhaps you should try some spelling variations:
integration efforts » international efforts, conservation efforts
indexation theories » integration theories, innovation theories, education theories
care integration » fare integration, scale integration, re integration
price indexation » price inflation, price information
support care » support can, support come, supportive care
export price » export prices, import prices

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

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