Perhaps you should try some spelling variations:
chen yugang » chen huigang, chen yang, chen yulan
chen huang » chen shuang, chen huigang, chen chuan
yang liang » wang liang, yan liang, yang yang
ying chang » jin chang, yi chang, yin hang
chang jui » chang gui, yang jui, chang su
gan guan » yan guan, quan guan, fan guon

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

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