Perhaps you should try some spelling variations:
visual literacy » digital literacy
vision library » design library, vision linear, visual library
gson library » own library, town library
open library » opencv library, chosen library

Try widening your search to All Fields.

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: %22theory AND ((((vision library) OR (((visual literacy) OR (visual binary))))) OR (((gson library) OR (open library))))%22.
• Adding a wildcard symbol may retrieve word variants: %22theory and ((((vision library) or (((visual literacy) or (visual binary))))) or (((gson library) or (open library))))%22*.