Perhaps you should try some spelling variations:
lean thinking » re thinking, new thinking
land thinking » brand thinking, can thinking, mind thinking
yang qiang » yang liang, wang liang, yang yang
wang yang » wang yan, wang liang, wang yanling
bonn ein » bonn mein, bonn die, kann ein
qiang 2 » jiang 29, qiang li
shin » skin, sein, thin

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: wang yang qiang 2 ((land thinking) OR (lean thinking)) john ((bonn ein) OR (song shin)) ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang yang qiang 2 ((land thinking) OR (lean thinking)) john ((bonn ein) or (song shin)) ;~".
• Adding a wildcard symbol may retrieve word variants: wang yang qiang 2 ((land thinking) OR (lean thinking)) john ((bonn ein) or (song shin)) ;*.