Perhaps you should try some spelling variations:
zhang minh » zhang xin, chang min, sang minh
zhang ming » zhang xin
hai lanka » sri lanka
lanka how » land how, lane how, lanka p.w
hong hai » shang hai, zhong tai, dang hai
how west » how best, how we, how well
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: hong hai lanka how west ((zhang minh) or (zhang ming)) cong van ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hong hai lanka how west ((zhang minh) OR (zhang ming)) cong van ;*.