Perhaps you should try some spelling variations:
thanh luong » thanh huong, thanh long, thanh cuong
quang thong » quang phuong, quang truong, quang trung
thien danh » thien anh, thien dang, thien thanh
quan thong » quan trong, xuan thong, quang thang
dien anh » tieng anh, dien dan
cong tan » cong tac, cong san, cong thanh
tan khan » tan khang, tan nhan, toan khoan
khan cap » khan ap, than cap, khoan cam

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc ((thien danh) or (dien anh)) - thanh luong ((quan thong) or (quang thong)) cong tan khan cap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((thien danh) OR (dien anh)) - thanh luong ((quan thong) OR (quang thong)) cong tan khan cap.
• Adding a wildcard symbol may retrieve word variants: hoc ((thien danh) or (dien anh)) - thanh luong ((quan thong) or (quang thong)) cong tan khan cap*.