Perhaps you should try some spelling variations:
lean thinking » re thinking, new thinking
land thinking » brand thinking, can thinking, mind thinking
yan qiang » yan liang, yang liang, dan qing
song skin » song shin, song jin, song min
qiang li » liang li, qiang niu, ling li
bonn ein » bonn mein, bonn die, kann ein
nan yan » nan ya, wang yan, qian yan

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

• Performing a fuzzy search may retrieve terms with similar spellings: nan yan qiang li ((land thinking) OR (lean thinking)) john ((bonn ein) or (song skin)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: nan yan qiang li ((land thinking) OR (lean thinking)) john ((bonn ein) OR (song skin)) ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "nan yan qiang li ((land thinking) OR (lean thinking)) john ((bonn ein) or (song skin)) ;*".