Perhaps you should try some spelling variations:
chieu tinh » trieu tinh, lieu tinh, chau tinh
nhung cong » dung cong, thong cong, hang cong
thoai cac » tai cac, thong cac, tho cac
ho chieu » theo chieu, hoc thieu, doi chieu
trung va » truong va, trang va, trung tam
trung ha » trung hoc, trung tam, trung cap
cong dan » cong san, cong tan, huong dan
thai cao » tai cao, thuat cao, toan cao

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 tinh - thanh ((trung va) or (trung ha)) nhung cong dan ((thai cao) OR (thoai cac))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu tinh - thanh ((trung va) OR (trung ha)) nhung cong dan ((thai cao) OR (thoai cac)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chieu tinh - thanh ((trung va) or (trung ha)) nhung cong dan ((thai cao) OR (thoai cac))".
• Adding a wildcard symbol may retrieve word variants: ho chieu tinh - thanh ((trung va) or (trung ha)) nhung cong dan ((thai cao) OR (thoai cac))*.