Perhaps you should try some spelling variations:
wang liang » wang yang
tang zheng » wang zheng, fang sheng, fang zhen
zheng cong » zheng rong, zheng song, shen cong
yang yang » wang yang, wang yan
cong king » tong king
kong van » duong van, kong hang, kong land
cong van » congo can, duong van, cong sun

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

• Performing a fuzzy search may retrieve terms with similar spellings: qian ((wang liang) or (yang yang)) tang zheng cong king ((kong van) OR (cong van)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: qian ((wang liang) OR (yang yang)) tang zheng cong king ((kong van) OR (cong van)) ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "qian ((wang liang) or (yang yang)) tang zheng cong king ((kong van) OR (cong van)) ;*".