Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
trung voi » trung moi, trung vi, truong von
ho chieu » theo chieu, hoc thieu, doi chieu
trung vo » trung va, trung bo, trung vu
cong tan » cong tac, cong thanh, cong ty
cong san » cong tac
toan tap » toan ban

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 voi) or (trung vo)) nhung ((cong tan) OR (cong san)) toan tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu xanh - thanh ((trung voi) OR (trung vo)) nhung ((cong tan) OR (cong san)) toan tap.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chieu xanh - thanh ((trung voi) or (trung vo)) nhung ((cong tan) OR (cong san)) toan tap".
• Adding a wildcard symbol may retrieve word variants: ho chieu xanh - thanh ((trung voi) or (trung vo)) nhung ((cong tan) OR (cong san)) toan tap*.