Perhaps you should try some spelling variations:
theo chieu » theo tieu, ho chieu, theo chu
chieu xanh » chieu sach, chieu sang, chieu tinh
lanh tranh » canh tranh, lan tranh, hanh trinh
chuan chat » chuan chau, chuan ha, luan chat
hanh manh » hanh mang, lanh manh, hoang manh
dung cong » dung trong
chuan cap » chuan chau, chuan ha, chuan dao
cua dung » cua dang, cua dong, qua dung
cong tac » cong ty

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 - ((hanh manh) or (lanh tranh)) cua dung cong tac ((chuan cap) OR (chuan chat))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chieu xanh - ((hanh manh) OR (lanh tranh)) cua dung cong tac ((chuan cap) OR (chuan chat)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo chieu xanh - ((hanh manh) or (lanh tranh)) cua dung cong tac ((chuan cap) OR (chuan chat))".
• Adding a wildcard symbol may retrieve word variants: theo chieu xanh - ((hanh manh) or (lanh tranh)) cua dung cong tac ((chuan cap) OR (chuan chat))*.