Perhaps you should try some spelling variations:
springer kremser » springers grosser, springer brenden, springer einer
handling phase » handling case, handling change, handling player
handling ph.d » handling php, handling photo, handling post

You may be able to get more results by adjusting your search query.

• The words AND, OR and NOT may confuse the search; try adding quotes: "springer kremser, recognizing ((handling ph.d) OR (handling phase)). research".
• Adding a wildcard symbol may retrieve word variants: springer kremser, recognizing ((handling ph.d) OR (handling phase)). research*.