Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
manh thong » anh thong, manh tuong, mang thong
lang duong » lang dong, lang muong, lang tuong
quan lang » quan hoang, gian lang, quan luan
duong van » duong va, luong va, dang van
van thanh » ban thanh, van tuan
thanh tai » thanh hai, thanh toan, doanh tai

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) or (dieu hanh)) - manh thong quan lang duong van thanh tai~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((thieu xanh) OR (dieu hanh)) - manh thong quan lang duong van thanh tai*.