Perhaps you should try some spelling variations:
hanh trinh » canh tranh, hanh chinh
hoc thieu » hoc hien
trinh cua » tinh cua, trinh luat, trinh quan
dung cong » dung trong
tran chau » tranh chap, tran huu
cua dung » cua dang, cua dong, qua dung
cong tan » cong tac, cong san, cong thanh
tran cau » toan cau, ran cau, tra cau

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

• If you are trying to use Boolean operators, they must be ALL CAPS: ((hoc thieu) OR (toc thieu)) xanh - hanh trinh cua dung cong tan ((tran cau) OR (tran chau))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((hoc thieu) or (toc thieu)) xanh - hanh trinh cua dung cong tan ((tran cau) OR (tran chau))~".
• Adding a wildcard symbol may retrieve word variants: ((hoc thieu) or (toc thieu)) xanh - hanh trinh cua dung cong tan ((tran cau) OR (tran chau))*.