Perhaps you should try some spelling variations:
chung phuong » nhung phuong, thuong phuong, dung phuong
phuong tinh » phuong trinh, phuong binh, khuong tinh
theo chieu » theo tieu, ho chieu, theo chu
chieu xanh » chieu sach, chieu sang, chieu tinh
hanh trinh » canh tranh
luat chung » luan chung, luat thuong, cua chung
tinh tuan » trinh tuan, tinh toan, minh tuan
tuan cau » toan cau, quan cau, tuan cu

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 trinh) or (hanh chinh)) luat chung phuong tinh tuan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chieu xanh - ((hanh trinh) OR (hanh chinh)) luat chung phuong tinh tuan cau.
• Adding a wildcard symbol may retrieve word variants: theo chieu xanh - ((hanh trinh) or (hanh chinh)) luat chung phuong tinh tuan cau*.