Perhaps you should try some spelling variations:
krebsforschung die » krebsforschung _, krebsforschung und, krebsforschung heute
22recent results » recent results, present results, recent result
2c fortschritte » 23 fortschritte, 24 fortschritte, 25 fortschritte
les recherches » des recherches, de recherches
2 fortschritte » 23 fortschritte, 24 fortschritte, 25 fortschritte
recherches sur » recherche sur
les cancers » liver cancers, neck cancers, lung cancers
les cancer » lines cancer, does cancer, gets cancer
base dans » passe dans, base data, base des
bas dans » pas dans, bases dans, ans dans

Try widening your search to All Fields.

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: %22recent results in cancer research%((2c fortschritte) OR (2 fortschritte)) der krebsforschung die%c3%((bas dans) OR (base dans)) les recherches sur ((les cancer) OR (les cancers))%22.
• The words AND, OR and NOT may confuse the search; try adding quotes: "%22recent results in cancer research%((2c fortschritte) or (2 fortschritte)) der krebsforschung die%c3%((bas dans) OR (base dans)) les recherches sur ((les cancer) or (les cancers))%22".
• Adding a wildcard symbol may retrieve word variants: %22recent results in cancer research%((2c fortschritte) or (2 fortschritte)) der krebsforschung die%c3%((bas dans) OR (base dans)) les recherches sur ((les cancer) or (les cancers))%22*.