Perhaps you should try some spelling variations:
transfers bei » transfer bei, transfer beim, transfers ein
data transfer » cash transfer, heat transfer
transfer five » transfer file, transfer fee, transfer from
transfers ai » transfers i, transfers dau, transfers ein
luis rdf » luis f, luis de
rdf data » dlf data, imf data

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 _ new ((transfers bei) OR (transfers ai)) mark ) OR ( luis rdf data transfer five case ))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( luis _ new ((transfers bei) OR (transfers ai)) mark ) or ( luis rdf data transfer five case ))~".
• Adding a wildcard symbol may retrieve word variants: (( luis _ new ((transfers bei) OR (transfers ai)) mark ) or ( luis rdf data transfer five case ))*.