Perhaps you should try some spelling variations:
data transfer » cash transfer, heat transfer
transfer bei » transfer beim, transfers bei, transfer der
payment case » payment cards, payment costs, payment basis
payment card » payment cards
ee transfer » free transfer, gene transfer, peer transfer
luis imf » luis f, luis m, luis i
imf data » imf's data, dlf data, rdf data
marx » mark, mary, marc

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: (( luis _ ee transfer bei marx ) OR ( luis imf data transfer ((payment case) OR (payment card)) ))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( luis _ ee transfer bei marx ) or ( luis imf data transfer ((payment case) OR (payment card)) ))~".
• Adding a wildcard symbol may retrieve word variants: (( luis _ ee transfer bei marx ) or ( luis imf data transfer ((payment case) OR (payment card)) ))*.