Perhaps you should try some spelling variations:
hanh tranh » canh tranh, hanh trang, lanh tranh
hanh trinh » canh tranh, hanh chinh
hoc thieu » toc thieu, hoc hien
dang cong » dung cong
ho chieu » theo chieu, doi chieu, mot chieu
cua dang » cua cong, cua ban
cong tac » cong ty
tac van » tac vang, cac van, tac va

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((ho chieu) or (hoc thieu)) xanh - ((hanh tranh) or (hanh trinh)) cua dang cong tac van ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho chieu) OR (hoc thieu)) xanh - ((hanh tranh) OR (hanh trinh)) cua dang cong tac van ban.
• Adding a wildcard symbol may retrieve word variants: ((ho chieu) or (hoc thieu)) xanh - ((hanh tranh) or (hanh trinh)) cua dang cong tac van ban*.