Perhaps you should try some spelling variations:
hanh trinh » canh tranh, hanh chinh
chieu sang » chieu sach, chieu xanh, hieu lang
hieu manh » chieu xanh, hieu nganh, dieu hanh
trinh cua » tinh cua, trinh luat, trinh quan
dang cong » dung cong
cua dang » cua cong, cua ban
cong tac » cong ty
xa ban » xa bang, va ban, xa bac
xa ba » xa bac, xa la

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc ((hieu manh) or (chieu sang)) - hanh trinh cua dang cong tac ((xa ban) OR (xa ba))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((hieu manh) OR (chieu sang)) - hanh trinh cua dang cong tac ((xa ban) OR (xa ba)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((hieu manh) or (chieu sang)) - hanh trinh cua dang cong tac ((xa ban) OR (xa ba))".
• Adding a wildcard symbol may retrieve word variants: hoc ((hieu manh) or (chieu sang)) - hanh trinh cua dang cong tac ((xa ban) OR (xa ba))*.