Perhaps you should try some spelling variations:
chen yugang » chen huigang, chen yang
yang liang » wang liang, yan liang, yang yang
chen yulan » chen yulu, chen yun
ying chang » jin chang, yi chang, yin hang
chang jui » chang gui, yang jui, chang su
yan guan » gan guan, yan yuan, yang guang

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

• Performing a fuzzy search may retrieve terms with similar spellings: qian ((yan guan) or (yang liang)) yu ((chen yugang) OR (chen yulan)) ying chang jui ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: qian ((yan guan) OR (yang liang)) yu ((chen yugang) OR (chen yulan)) ying chang jui ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "qian ((yan guan) or (yang liang)) yu ((chen yugang) OR (chen yulan)) ying chang jui ;*".