Perhaps you should try some spelling variations:
thien chinh » tien thinh, thien chien, thi chinh
hanh trinh » canh tranh, hanh chinh
nhung cong » dung cong, hang cong, nhung don
thong cong » trong cong, tong cong, thong thong
trinh cua » tinh cua, trinh luat, trinh quan
toan cau » toan ban, toan tap, toan tai
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: thien chinh sach - hanh trinh cua ((nhung cong) or (thong cong)) dan ((toan cau) or (toan cao))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thien chinh sach - hanh trinh cua ((nhung cong) OR (thong cong)) dan ((toan cau) OR (toan cao)).
• Adding a wildcard symbol may retrieve word variants: thien chinh sach - hanh trinh cua ((nhung cong) or (thong cong)) dan ((toan cau) or (toan cao))*.