Perhaps you should try some spelling variations:
hanh tranh » canh tranh, hanh trinh, hanh trang
hoc thieu » toc thieu, hoc hien
tranh cua » doanh cua, manh cua
dang cong » dung cong
thanh cac » hanh cac, thanh bac, thanh ca
theo chu » theo chieu, cho chu, chao chu
cua dang » cua cong, cua ban
cong dan » cong san, cong tan, huong dan
khan cap » khan ap, than cap, khoan cam

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((hoc thieu) or (theo chu)) xanh - hanh tranh cua dang cong dan ((khan cap) or (thanh cac))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((hoc thieu) OR (theo chu)) xanh - hanh tranh cua dang cong dan ((khan cap) OR (thanh cac)).
• Adding a wildcard symbol may retrieve word variants: ((hoc thieu) or (theo chu)) xanh - hanh tranh cua dang cong dan ((khan cap) or (thanh cac))*.