Perhaps you should try some spelling variations:
theo chieu » theo tieu, ho chieu, theo chu
chieu xanh » chieu sach, chieu sang, chieu tinh
nguong dan » huong dan
lanh manh » lanh tranh, lan anh, van manh
nguoi van » nguoi san, nguoi dan, nguoi va
manh cua » doanh cua, ban cua
cua dung » cua dang, cua dong, qua dung

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 xanh - lanh manh cua dung ((nguong dan) or (nguoi van)) van ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chieu xanh - lanh manh cua dung ((nguong dan) OR (nguoi van)) van ban*.