Perhaps you should try some spelling variations:
manh trung » manh tung, thanh trung, manh hung
thong cong » trong cong, tong cong, thong thong
hoc thieu » toc thieu, hoc hien
trung dai » truong dai, truong dao, trung tam
dai thong » dai tuong, dai hong, dai thang
ho chieu » theo chieu, doi chieu, mot chieu
cong tac » cong ty
tac tran » tan tran, tac trai, tac tren
tran cao » toan cao, tran chau, trang cho

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((ho chieu) or (hoc thieu)) tinh - manh trung dai thong cong tac tran cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho chieu) OR (hoc thieu)) tinh - manh trung dai thong cong tac tran cao*.