Perhaps you should try some spelling variations:
tham nhung » thi nhung
tranh tham » tranh thai, trinh tham, tranh chap
nhung cong » dung cong, thong cong, hang cong
hieu manh » chieu xanh, hieu nganh, dieu hanh
cua tinh » cua sinh, va tinh, ha tinh
van van » van ban, san van, van vat
tan van » tran van, tang van, luan van

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho ((hieu manh) or (cua tinh)) - canh tranh tham nhung cong ((van van) or (tan van)) ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((hieu manh) OR (cua tinh)) - canh tranh tham nhung cong ((van van) OR (tan van)) ban.
• Adding a wildcard symbol may retrieve word variants: ho ((hieu manh) or (cua tinh)) - canh tranh tham nhung cong ((van van) or (tan van)) ban*.