Perhaps you should try some spelling variations:
phuong cong » phuong dong, phong cong, phung cong
hanh trang » thanh trung, hanh trinh, minh trang
chau tinh » cuu tinh, ha tinh, cua tinh
va phuong » va thuong, cac phuong
chu tinh » chua tinh, cuu tinh, chu tich
cong san » cong tac
san toan » van toan, dan toan, manh toan
toan ban » van ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho ((chu tinh) OR (chau tinh)) - ((hanh trang) or (canh tranh)) va phuong cong san toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((chu tinh) OR (chau tinh)) - ((hanh trang) OR (canh tranh)) va phuong cong san toan ban.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho ((chu tinh) OR (chau tinh)) - ((hanh trang) or (canh tranh)) va phuong cong san toan ban".
• Adding a wildcard symbol may retrieve word variants: ho ((chu tinh) OR (chau tinh)) - ((hanh trang) or (canh tranh)) va phuong cong san toan ban*.