Perhaps you should try some spelling variations:
choon chuan » chen chuan
chuan bang » chua beng
wang qian » wang qiao, wang qin, wang liang
jun liang » jun qian, yan liang
sun qiang » sun xifang, jun qian, sun ang
cheng yi » cheng y, chong yi, cheng hei
chen lei » chen wei, chen e, chen l

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

• Performing a fuzzy search may retrieve terms with similar spellings: wang qian ((jun liang) OR (sun qiang)) choon chuan bang ((cheng yi) or (chen lei)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang qian ((jun liang) OR (sun qiang)) choon chuan bang ((cheng yi) OR (chen lei)) ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang qian ((jun liang) OR (sun qiang)) choon chuan bang ((cheng yi) or (chen lei)) ;*".