Perhaps you should try some spelling variations:
bruch breaking » kirsch breaking, bic breaking
breaking sites » breeding sites, breeding site, breaking bis
loading skill » reading skills, learning skill, solving skill
reading skill » reading skills
wing yanling » wang yanling, wang yangming
als bruch » als buch, als umbruch, als brucke

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

• Performing a fuzzy search may retrieve terms with similar spellings: wing yanling (zwang or zwan) als bruch breaking sites ((loading skill) OR (reading skill)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wing yanling (zwang OR zwan) als bruch breaking sites ((loading skill) OR (reading skill)) ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wing yanling (zwang or zwan) als bruch breaking sites ((loading skill) OR (reading skill)) ;*".