Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, thien anh, thien danh
thanh hang » thanh hoang, thanh thang, tranh hang
lang huong » lan huong, lang muong, lang tuong
hieu manh » chieu xanh, hieu nganh, dieu hanh
dan than » dan chan, ban than, van than
than cau » toan cau, phan cau, than cap
va lang » va nang, hoa lang

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 (hieu manh)) - ((thanh hang) or (thanh cong)) va lang huong dan than cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((thieu xanh) OR (hieu manh)) - ((thanh hang) OR (thanh cong)) va lang huong dan than cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((thieu xanh) OR (hieu manh)) - ((thanh hang) or (thanh cong)) va lang huong dan than cau".
• Adding a wildcard symbol may retrieve word variants: hoc ((thieu xanh) OR (hieu manh)) - ((thanh hang) or (thanh cong)) va lang huong dan than cau*.