Perhaps you should try some spelling variations:
liang tan » liang dan, liang sun, wing tan
lanka how » land how, lane how, lanka p.w
ceo zhang » hao zhang, yeo chang
zhang xin » zhang jian, zhang ming, zhang fan
xin duong » xin tong
duong van » cong van, duong anh
how ceo » how ceos, how co, how cios
hong » long

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((liang tan) or (hong tan)) lanka how ceo zhang xin duong van ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((liang tan) OR (hong tan)) lanka how ceo zhang xin duong van ;*.