Perhaps you should try some spelling variations:
chat trung » chat trong, ha trung, cua trung
trung cong » truong cong, trong cong, trung uong
hanh tinh » hanh trinh, nhanh tinh, thanh tinh
theo kha » theo phap, thao khoa, theo chu
kha nang » phap nang, ky nang, ki nang
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.

• The words AND, OR and NOT may confuse the search; try adding quotes: "theo kha nang - hanh tinh chat trung cong san ((((toan cau) OR (toan tap))) OR (toan cao))~".
• Adding a wildcard symbol may retrieve word variants: theo kha nang - hanh tinh chat trung cong san ((((toan cau) OR (toan tap))) OR (toan cao))*.