Perhaps you should try some spelling variations:
phuong cong » phuong dong, phong cong, phung cong
cua phuong » cuu phuong, cuc phuong, luan phuong
hoc thieu » toc thieu, hoc hien
doi chieu » doi chi, ho chieu, mot chieu
tranh cua » doanh cua, manh cua
doc hieu » toc thieu, hoc hien
cong tac » cong ty
tac tran » tan tran, tac trai, tac tren
tran cao » toan cao, tran chau, trang cho

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((((doi chieu) OR (doc hieu))) or (hoc thieu)) sang - canh tranh cua phuong cong tac tran cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((((doi chieu) OR (doc hieu))) OR (hoc thieu)) sang - canh tranh cua phuong cong tac tran cao.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((doi chieu) OR (doc hieu))) or (hoc thieu)) sang - canh tranh cua phuong cong tac tran cao".
• Adding a wildcard symbol may retrieve word variants: ((((doi chieu) OR (doc hieu))) or (hoc thieu)) sang - canh tranh cua phuong cong tac tran cao*.