Perhaps you should try some spelling variations:
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, hanh chinh
luat doan » luat doanh, luat dan, luan hoan
toan cao » toan ban, toan tap

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 luat doan phuong tinh toan cao~.
• Adding a wildcard symbol may retrieve word variants: theo chieu xanh - hanh trinh luat doan phuong tinh toan cao*.