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
recherches spur » recherches sur, recherches pour, rechereches sur
c fortschritte » 5 fortschritte, 2 fortschritte, 3 fortschritte
les recherches » des recherches, de recherches
lines cancer » linear cancer, linked cancer, genes cancer
spur lines » spur eines, four lines, spur einer
bas dans » base dans, pas dans, bases 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 (c fortschritte)) der krebsforschung die%c3%bas dans les recherches spur lines cancer%22.
• Adding a wildcard symbol may retrieve word variants: %22recent results in cancer research%((2c fortschritte) or (c fortschritte)) der krebsforschung die%c3%bas dans les recherches spur lines cancer%22*.