Perhaps you should try some spelling variations:
chieu tinh » trieu tinh, lieu tinh, chau tinh
truong cua » truong ca, truong quan, truong cao
trung cua » trung tuan, trung cap, dung cua
cuong tap » luong tap, cong tac, luong tai
ho chieu » theo chieu, hoc thieu, doi chieu
cong tap » cong tac, cong tan, tong tap
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 tinh - thanh ((trung cua) or (truong cua)) nhung ((cong tap) OR (cuong tap)) toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu tinh - thanh ((trung cua) OR (truong cua)) nhung ((cong tap) OR (cuong tap)) toan cao.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chieu tinh - thanh ((trung cua) or (truong cua)) nhung ((cong tap) OR (cuong tap)) toan cao".
• Adding a wildcard symbol may retrieve word variants: ho chieu tinh - thanh ((trung cua) or (truong cua)) nhung ((cong tap) OR (cuong tap)) toan cao*.