Perhaps you should try some spelling variations:
phuong cong » phuong dong, phong cong, phung cong
theo chieu » theo tieu, ho chieu, theo chu
hanh trinh » canh tranh, hanh chinh
cac phuong » cac truong
mot chieu » doi chieu, ho chieu
trinh cac » trinh cau, trinh chat, trinh chao
cong tan » cong tac, cong san, cong thanh
toan cau » toan cao, toan ban, toan tai
toan tap » toan ban

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: ((mot chieu) or (theo chieu)) sang - hanh trinh cac phuong cong tan ((toan cau) or (toan tap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((mot chieu) OR (theo chieu)) sang - hanh trinh cac phuong cong tan ((toan cau) OR (toan tap)).
• Adding a wildcard symbol may retrieve word variants: ((mot chieu) or (theo chieu)) sang - hanh trinh cac phuong cong tan ((toan cau) or (toan tap))*.