Perhaps you should try some spelling variations:
ihrer grenzgebiete » ihre grenzgebiete, ihren grenzgebieten, der grenzgebiete
22ergebnisse mer » ergebnisse mit, ergebnisse mean
mer mathematical » her mathematical, mpr mathematical, over mathematical
mathematical und » mathematica und, mathematical union, mathematical using
modern survey » modern surgery, models survey, model survey

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: %22ergebnisse mer mathematical und ((ihrer grenzgebiete) OR (im grenzgebiet)). 2. folge%2 a series of modern survey in mathematics%22.
• Adding a wildcard symbol may retrieve word variants: %22ergebnisse mer mathematical und ((ihrer grenzgebiete) or (im grenzgebiet)). 2. folge%2 a series of modern survey in mathematics%22*.