Perhaps you should try some spelling variations:
thanh trung » thanh tung
chieu xanh » chieu sach, chieu sang, chieu tinh
doi chieu » doc hieu, doi chi, ho chieu
nham nang » phap nang, cam nang, kha nang
nam nang » nam ngang, cam nang, nam dang
cong dan » cong san, cong tan, huong dan
than cao » toan cao, than cap, than sao
thai cao » tai cao, thoai cac, thuat cao

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