Perhaps you should try some spelling variations:
theo chieu » theo tieu, theo chu, thi chieu
hanh trang » thanh trung, canh tranh, hanh trinh
nhanh lang » nhanh quang, nhanh thang, nhan dang
thong cong » trong cong, tong cong, thong thong
cua thong » cua thuong, cua khong, cua tong
ho chieu » hoc thieu, doi chieu, mot chieu
cong tac » cong ty
tac than » tac thanh, tam than, tac nhan
than ban » thanh ban, toan ban, than man

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)) xanh - ((hanh trang) or (nhanh lang)) cua thong cong tac than ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((theo chieu) OR (ho chieu)) xanh - ((hanh trang) OR (nhanh lang)) cua thong cong tac than ban.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((theo chieu) OR (ho chieu)) xanh - ((hanh trang) or (nhanh lang)) cua thong cong tac than ban".
• Adding a wildcard symbol may retrieve word variants: ((theo chieu) OR (ho chieu)) xanh - ((hanh trang) or (nhanh lang)) cua thong cong tac than ban*.