Perhaps you should try some spelling variations:
phung cong » nhung cong, phong cong, nhung chong
chieu xanh » chieu sach, chieu sang, chieu tinh
tranh van » tran van, trinh van, thanh van
van phung » van phong, van hung, van chuong
tien anh » tieng anh, tien manh, dien anh
cong dan » cong san, cong tan, huong dan
dan han » dan chan, dan than, dan hanh
han ap » han tap, khan ap, dan ap

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc ((chieu xanh) or (tien anh)) - canh tranh van phung cong dan han ap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((chieu xanh) OR (tien anh)) - canh tranh van phung cong dan han ap.
• Adding a wildcard symbol may retrieve word variants: hoc ((chieu xanh) or (tien anh)) - canh tranh van phung cong dan han ap*.