Perhaps you should try some spelling variations:
lean thinking » re thinking, new thinking
thinking a » thinking _
yan liang » yang liang, wang liang, yan wang
you liang » you xian, you liangzhi
kann eine » kann ein, dann einen, kann die
li lean » ii lean, li lan, mit lean
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: wan ((yan liang) OR (you liang)) li lean thinking a ((kann eine) OR (song shin)) ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wan ((yan liang) OR (you liang)) li lean thinking a ((kann eine) or (song shin)) ;~".
• Adding a wildcard symbol may retrieve word variants: wan ((yan liang) OR (you liang)) li lean thinking a ((kann eine) or (song shin)) ;*.