Perhaps you should try some spelling variations:
thanh trung » thanh tung
chieu xanh » chieu sach, chieu sang, chieu tinh
nham nang » phap nang, cam nang, kha nang
ho chieu » theo chieu, hoc thieu, doi chieu
nam nang » nam ngang, cam nang, nam dang
cong dan » cong san, cong tan, huong dan
cong tac » cong ty
toan cao » toan ban, toan tap

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 ((nam nang) or (nham nang)) ((cong dan) or (cong tac)) toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu xanh - thanh trung ((nam nang) OR (nham nang)) ((cong dan) OR (cong tac)) toan cao.
• Adding a wildcard symbol may retrieve word variants: ho chieu xanh - thanh trung ((nam nang) or (nham nang)) ((cong dan) or (cong tac)) toan cao*.