Perhaps you should try some spelling variations:
thanh trung » thanh tung
chieu xanh » chieu sach, chieu sang, chieu tinh
trung cap » truong cao, trung tam
cap thong » cap tong, chap thuong, phap thong
duong van » duong va, luong va, dang van
ho chieu » theo chieu, hoc thieu, doi chieu
phan cau » phan dau, phan cac, phan tu

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 cap thong ((huong dan) or (duong van)) phan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu xanh - thanh trung cap thong ((huong dan) OR (duong van)) phan cau.
• Adding a wildcard symbol may retrieve word variants: ho chieu xanh - thanh trung cap thong ((huong dan) or (duong van)) phan cau*.