Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
hoc thieu » toc thieu, hoc hien
canh tinh » hanh tinh, manh tinh, nhanh tinh
cong lang » cong vang, cong luong, cong quang
lang than » lang thang, lang thanh, sang than
van cong » van dong, van phong, phan cong
than cap » khan cap, thanh lap, thanh cac
he van » le van, ho van, ha van

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 xanh - ((canh tranh) or (canh tinh)) he van cong lang than cap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu xanh - ((canh tranh) OR (canh tinh)) he van cong lang than cap*.