Perhaps you should try some spelling variations:
krebsforschung die » krebsforschung _, krebsforschung und, krebsforschung heute
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
lines cancers » liver cancers, les cancers, nine cancers
lines cancer » linear cancer, linked cancer, genes cancer
base dans » passe dans, base des, base data

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 der krebsforschung die%c3%base dans les recherches sur ((lines cancer) OR (lines cancers))%22.
• Adding a wildcard symbol may retrieve word variants: %22recent results in cancer research%2c fortschritte der krebsforschung die%c3%base dans les recherches sur ((lines cancer) or (lines cancers))%22*.