Perhaps you should try some spelling variations:
thanh trung » thanh tung
thanh thang » nhanh thang, thanh thanh, thanh hang
phuong cong » phuong dong, phong cong, phung cong
hanh trang » canh tranh, hanh trinh, minh trang
va phuong » va thuong, cac phuong
cong danh » cuong danh, cong dan, cong thanh
danh toan » manh toan, anh toan, dan toan
doc dieu » doc hieu, hoc dieu, soc dieu
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: doc dieu hanh - ((thanh thang) or (((hanh trang) OR (thanh trung)))) va phuong cong danh toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doc dieu hanh - ((thanh thang) OR (((hanh trang) OR (thanh trung)))) va phuong cong danh toan cao*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doc dieu hanh - ((thanh thang) or (((hanh trang) OR (thanh trung)))) va phuong cong danh toan cao*".