Perhaps you should try some spelling variations:
hoc thieu » hoc hien
canh manh » lanh manh, canh tranh, cach mang
dung cong » dung trong
cong pham » cong phan, chong phap, cong ha
thanh bac » nhanh bac, thanh bai, thanh san
manh van » anh van, menh van, canh van
van dung » van dong, xay dung, tin dung

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((hoc thieu) or (toc thieu)) manh - canh manh van dung cong pham thanh bac~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((hoc thieu) OR (toc thieu)) manh - canh manh van dung cong pham thanh bac.
• Adding a wildcard symbol may retrieve word variants: ((hoc thieu) or (toc thieu)) manh - canh manh van dung cong pham thanh bac*.