Perhaps you should try some spelling variations:
theo chieu » theo tieu, ho chieu, theo chu
truong cao » truong dai
nhung cong » dung cong, thong cong, hang cong
truong va » truong dai, truong dao, luong va
cong dan » cong san, cong tan, huong dan
dan toan » van toan, dan than, manh toan
toan cao » toan ban, toan tap
doi chi » doi khi

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((theo chieu) or (doi chi)) sang - thanh ((truong va) OR (truong cao)) nhung cong dan toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((theo chieu) OR (doi chi)) sang - thanh ((truong va) OR (truong cao)) nhung cong dan toan cao*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((theo chieu) or (doi chi)) sang - thanh ((truong va) OR (truong cao)) nhung cong dan toan cao*".