Perhaps you should try some spelling variations:
truong cao » truong dai
nhung cong » dung cong, thong cong, hang cong
doi chieu » doi chi, ho chieu, mot chieu
doc hieu » toc thieu, hoc thieu, hoc hien
trung ha » trung hoc, trung tam, trung cap
cong dan » cong san, cong tan, huong dan
dan toan » van toan, dan than, manh toan
toan tap » toan ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((doi chieu) or (doc hieu)) tinh - hanh ((trung ha) or (truong cao)) nhung cong dan toan tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((doi chieu) OR (doc hieu)) tinh - hanh ((trung ha) OR (truong cao)) nhung cong dan toan tap.
• Adding a wildcard symbol may retrieve word variants: ((doi chieu) or (doc hieu)) tinh - hanh ((trung ha) or (truong cao)) nhung cong dan toan tap*.