Perhaps you should try some spelling variations:
krebsforschung die » krebsforschung _, krebsforschung heute
krebsforschung und » krebsforschung _, krebsforschung heute, praxisforschung und
22recent results » recent results, present results, recent result
2c fortschritte » 2 fortschritte, 23 fortschritte, 24 fortschritte
les recherches » des recherches, de recherches
recherches sur » recherche sur
les cancer » les cancers, lines cancer, does cancer
dans » das, dass

Try widening your search to All Fields.

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

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