Perhaps you should try some spelling variations:
thang duong » thanh duong, thong duong, tang duong
chieu xanh » chieu sach, chieu sang, chieu tinh
thien danh » thien anh, thien dang, thien thanh
lang duong » lang dong, lang muong, lang tuong
duong manh » duong van
qua lang » quan lang, cua lang, dua lang
manh van » anh van, menh van, canh 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 ((chieu xanh) or (thien danh)) - thang duong qua lang duong manh van ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((chieu xanh) OR (thien danh)) - thang duong qua lang duong manh van ban.
• Adding a wildcard symbol may retrieve word variants: hoc ((chieu xanh) or (thien danh)) - thang duong qua lang duong manh van ban*.