Perhaps you should try some spelling variations:
truong cao » truong dai
nhung cong » dung cong, thong cong, hang cong
hoc thieu » toc thieu, hoc hien
thieu anh » thien anh, chieu xanh, thien danh
truong va » truong dai, truong dao, luong va
dan toan » van toan, manh toan, xuan toan
dan than » dan chan, ban than, van than

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