Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
thanh tung » thanh cong
cuong danh » cuon danh, huong dan, cuong linh
thieu anh » thien anh, thien danh, thieu nhi
cao nhung » cho nhung, cam nhung, cao chung
tung cao » nung cao, truong cao, trung cap
cong san » cong tac
toan ban » van ban

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 anh) OR (chieu xanh)) - thanh tung cao nhung ((cuong danh) or (cong san)) toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((thieu anh) OR (chieu xanh)) - thanh tung cao nhung ((cuong danh) OR (cong san)) toan ban.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((thieu anh) OR (chieu xanh)) - thanh tung cao nhung ((cuong danh) or (cong san)) toan ban".
• Adding a wildcard symbol may retrieve word variants: hoc ((thieu anh) OR (chieu xanh)) - thanh tung cao nhung ((cuong danh) or (cong san)) toan ban*.