Perhaps you should try some spelling variations:
truong cong » trong cong, truong dong, truong long
tuong cong » trong cong, tong cong, luong cong
chao chu » cho chu, cua chu, cao cho
chu tinh » chau tinh, chua tinh, cuu tinh
tan toan » tan tran, tap toan, van toan
toan cau » toan cao, toan ban, toan tap

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

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