Perhaps you should try some spelling variations:
krebsforschung die » krebsforschung _, krebsforschung und
22recent results » recent results, present results, recent result
2c fortschritte » 2 fortschritte, 23 fortschritte, 24 fortschritte
lines cancer » linear cancer, linked cancer, genes cancer
sur lines » spur lines, four lines, hour lines
dans der » dans de, dans deux, dans ces

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) OR (krebsforschung heute))%c3%a8s ((dans der) OR (dans des)) recherche sur lines cancer%22.
• 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 heute))%c3%a8s ((dans der) OR (dans des)) recherche sur lines cancer%22".
• Adding a wildcard symbol may retrieve word variants: %22recent results in cancer research%2c fortschritte der ((krebsforschung die) or (krebsforschung heute))%c3%a8s ((dans der) OR (dans des)) recherche sur lines cancer%22*.