Perhaps you should try some spelling variations:
thang luong » thang long, hang luong, thuong luong
luong quan » thong quan, duong qua
dong thanh » truong thanh
hieu xanh » chieu xanh, hieu nganh, dieu hanh
hieu manh » chieu xanh, hieu nganh, dieu hanh
luan dong » luan cong, quan dong, luan nong
thanh can » thanh san, thanh van, thanh tan
can cau » van cau, ban cau, ca cau

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

• Performing a fuzzy search may retrieve terms with similar spellings: doc ((hieu xanh) or (hieu manh)) - thang luong quan luan dong thanh can cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doc ((hieu xanh) OR (hieu manh)) - thang luong quan luan dong thanh can cau.
• Adding a wildcard symbol may retrieve word variants: doc ((hieu xanh) or (hieu manh)) - thang luong quan luan dong thanh can cau*.