Perhaps you should try some spelling variations:
thong cong » trong cong, tong cong, thong thong
hanh tinh » hanh trinh, nhanh tinh, thanh tinh
cua thong » cua thuong, cua khong, cua tong
theo chu » theo chieu, cho chu, chao chu
chu nang » chuc nang, chua nang, cuu nang
tinh cua » trinh cua, sinh cua, tinh chat
cong san » cong tac
toan cau » toan ban, toan tai
toan tap » toan ban
toan cao » 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: theo chu nang - hanh tinh cua thong cong san ((((toan cau) or (toan tap))) or (toan cao))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chu nang - hanh tinh cua thong cong san ((((toan cau) OR (toan tap))) OR (toan cao)).
• Adding a wildcard symbol may retrieve word variants: theo chu nang - hanh tinh cua thong cong san ((((toan cau) or (toan tap))) or (toan cao))*.