Perhaps you should try some spelling variations:
theo chieu » theo tieu, theo chu, thi chieu
nhanh lang » nhanh quang, nhanh thang, nhan dang
ho chieu » hoc thieu, doi chieu, mot chieu
cong dan » cong san, huong dan, cong dong
cong tan » cong tac, cong san, cong thanh
toan cau » toan cao, toan ban, toan tap
lang va » lang van, hang va, lang ha

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: ((theo chieu) or (ho chieu)) tinh - nhanh lang va nhung ((cong dan) or (cong tan)) toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((theo chieu) OR (ho chieu)) tinh - nhanh lang va nhung ((cong dan) OR (cong tan)) toan cau.
• Adding a wildcard symbol may retrieve word variants: ((theo chieu) or (ho chieu)) tinh - nhanh lang va nhung ((cong dan) or (cong tan)) toan cau*.