Perhaps you should try some spelling variations:
informed firms » informal firms, informed idioms, informal firm
what informed » what informs, a informed, data informed
firms across » farms across, firms access, fire across
die transfer » die transfers, wire transfer, file transfer
luis here » luis rene
here what » see what, care what
der cas » der casa, der case, der can
der ca » der can, der cap, der cd
f die » 2 die, 3 die, _ die

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (( luis here what informed firms across ) or ( luis f die transfer ((der ca) OR (der cas)) ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( luis here what informed firms across ) OR ( luis f die transfer ((der ca) OR (der cas)) )).
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( luis here what informed firms across ) or ( luis f die transfer ((der ca) OR (der cas)) ))".
• Adding a wildcard symbol may retrieve word variants: (( luis here what informed firms across ) or ( luis f die transfer ((der ca) OR (der cas)) ))*.