Perhaps you should try some spelling variations:
teaching resource » teaching resources, teaching research, learning resource
teaching refugee » tracing refugee, teaching reform, teaching reforms
refugee studies » refugee students
resource survey » resources surveys, resource curse, resource security
wbi teaching » ii teaching, i teaching, iii teaching

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

• Performing a fuzzy search may retrieve terms with similar spellings: (( wbi teaching refugee studies. ) or ( wbi teaching resource survey. ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( wbi teaching refugee studies. ) OR ( wbi teaching resource survey. )).
• Adding a wildcard symbol may retrieve word variants: (( wbi teaching refugee studies. ) or ( wbi teaching resource survey. ))*.