Perhaps you should try some spelling variations:
ihrer grenzgebiete » ihren grenzgebieten, der grenzgebiete, deren grenzgebiete
ihre grenzgebiete » ihren grenzgebieten, die grenzgebiete, im grenzgebiet
der mathematical » her mathematical, order mathematical, over mathematical
mer mathematical » her mathematical, mpr mathematical, over mathematical
modern surveys » oder surveys, modern purveyors, modern surgery
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 ((der mathematical) OR (mer mathematical)) und ((ihrer grenzgebiete) OR (ihre grenzgebiete)). 2. folge%2 a series of ((modern surveys) OR (modern survey)) in mathematics%22.
• The words AND, OR and NOT may confuse the search; try adding quotes: "%22ergebnisse ((der mathematical) OR (mer mathematical)) und ((ihrer grenzgebiete) or (ihre grenzgebiete)). 2. folge%2 a series of ((modern surveys) or (modern survey)) in mathematics%22".
• Adding a wildcard symbol may retrieve word variants: %22ergebnisse ((der mathematical) OR (mer mathematical)) und ((ihrer grenzgebiete) or (ihre grenzgebiete)). 2. folge%2 a series of ((modern surveys) or (modern survey)) in mathematics%22*.