Perhaps you should try some spelling variations:
agricultural sources » agricultural resources, agricultural surveys, agricultural survey
agricultural studies » agricultural species, agricultural subsidies, multicultural studies
22cultural studies » cultural studies, structural studies, culture studies
cultural sudies » cultural studies, cultural spaces, cultural survey

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: %((((22cultural studies) OR (cultural sudies))) OR (((agricultural studies) OR (agricultural sources)))) AND transdisciplinarity in education%22.
• The words AND, OR and NOT may confuse the search; try adding quotes: "%((((22cultural studies) or (cultural sudies))) or (((agricultural studies) OR (agricultural sources)))) and transdisciplinarity in education%22".
• Adding a wildcard symbol may retrieve word variants: %((((22cultural studies) or (cultural sudies))) or (((agricultural studies) OR (agricultural sources)))) and transdisciplinarity in education%22*.