Perhaps you should try some spelling variations:
informal transfer » informal transfers, formal transfer, informal transport
transfer costs » transport costs, transfer amounts
local transfer » local transfers, social transfer, social transfers
transfer bei » transfer beim, transfers bei, transfer der
model local » modeling local, model fiscal, modify local
e informal » _ informal, 3 informal, 8 informal
costs can » costs case, costs cash, costs chap
rat model » rate models, fit model, threat model
bei code » bei bodo, bei de, ii code

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: (( (agua OR gua) e informal transfer costs can ) OR ( rat model local transfer bei code ))~.
• Adding a wildcard symbol may retrieve word variants: (( (agua or gua) e informal transfer costs can ) or ( rat model local transfer bei code ))*.