Perhaps you should try some spelling variations:
thinking four » thinking form, thinking about, thinking aloud
wang yang » wang yan, wang liang, wang yanling
yang yang » wang yan
bonn ein » bonn mein, bonn die, kann ein
lai lan » mai land
li lan » li lin, li nan, li ran
shin » skin, sein, thin

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

• Performing a fuzzy search may retrieve terms with similar spellings: wang yang yang ((lai lan) OR (li lan)) thinking four ((bonn ein) or (song shin)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang yang yang ((lai lan) OR (li lan)) thinking four ((bonn ein) OR (song shin)) ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang yang yang ((lai lan) OR (li lan)) thinking four ((bonn ein) or (song shin)) ;*".