Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien danh
dong luong » cong luong, dong duong, dong huong
thien anh » thien danh, tien anh, thien thanh
luong ban » luong van, luong bac, luong san
ban phan » ban phap, van phan, ban than
pho van » ho van, phi van, tho 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) or (thien anh)) - thanh pho van dong luong ban phan tu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((thieu xanh) OR (thien anh)) - thanh pho van dong luong ban phan tu*.