Perhaps you should try some spelling variations:
thinking big » thinking _, thinking a, thinking 1
4 abstract » 1 abstract, 2 abstract, 3 abstract
wang wang » wang yang, wang liang, wang yan
wang yong » wang yang, wang hyoung, wang yan
sie sich » die sich, wie sich, die sicht
yang 4 » yang 47, yang _, yang 8
und » fund
ein » eine

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 wang) OR (wang yong)) yang 4 abstract thinking big ((sie sich) OR (und ein)) ;~.
• Adding a wildcard symbol may retrieve word variants: ((wang wang) or (wang yong)) yang 4 abstract thinking big ((sie sich) or (und ein)) ;*.