Perhaps you should try some spelling variations:
wang liang » wang yang
liang wong » liang ying
zhang ming » zhang xin
hoi zhang » li zhang, xi zhang
hao zhang » xiao zhang, zhao zheng, gao shang
ceo zhang » yeo chang
ming hong » min hong, ming hung, ming kong

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

• If you are trying to use Boolean operators, they must be ALL CAPS: wang liang wong ((hoi zhang) OR (((hao zhang) OR (ceo zhang)))) zhang ming hong seo ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang liang wong ((hoi zhang) or (((hao zhang) OR (ceo zhang)))) zhang ming hong seo ;~".
• Adding a wildcard symbol may retrieve word variants: wang liang wong ((hoi zhang) or (((hao zhang) OR (ceo zhang)))) zhang ming hong seo ;*.