Perhaps you should try some spelling variations:
does cultural » does culture, cross cultural, als cultural
cultural bias » cultural biases, cultural beliefs
cash transfer » cash transfers
bias model » bfs model, bns model, pgas model
model cco » model co, model ccm, model can
guide a » guide _
a cash » a case

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: (( his does cultural bias model cco ) OR ( guide a cash transfer _ ao ))~.
• Adding a wildcard symbol may retrieve word variants: (( his does cultural bias model cco ) or ( guide a cash transfer _ ao ))*.