Perhaps you should try some spelling variations:
theo chieu » theo tieu, ho chieu, theo chu
chieu xanh » chieu sach, chieu sang, chieu tinh
canh trinh » canh tranh, hanh trinh, canh tinh
va phuong » va thuong, cac phuong
cong sat » cong suat, cong san, cong hat
sat nhan » hat nhan, sat phan, ca nhan
va cong » tai cong, cua cong
nhan tu » nhanh tu, phan tu, nhan su

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 - canh trinh ((va cong) or (va phuong)) cong sat nhan tu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chieu xanh - canh trinh ((va cong) OR (va phuong)) cong sat nhan tu.
• Adding a wildcard symbol may retrieve word variants: theo chieu xanh - canh trinh ((va cong) or (va phuong)) cong sat nhan tu*.