Perhaps you should try some spelling variations:
thanh trung » thanh tung
chieu xanh » chieu sach, chieu sang, chieu tinh
phong cong » phong chong, chong cong, phong dong
thong cong » trong cong, tong cong, thong thong
danh toan » manh toan, anh toan, dan toan
ho chieu » theo chieu, hoc thieu, doi chieu
trung ha » trung hoc, trung tam, trung cap
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: ho chieu xanh - thanh trung ha ((phong cong) or (thong cong)) danh toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu xanh - thanh trung ha ((phong cong) OR (thong cong)) danh toan ban.
• Adding a wildcard symbol may retrieve word variants: ho chieu xanh - thanh trung ha ((phong cong) or (thong cong)) danh toan ban*.