Perhaps you should try some spelling variations:
hanh tranh » canh tranh, hanh trinh, hanh trang
hieu manh » chieu xanh, hieu nganh, hien hanh
tranh cua » doanh cua, manh cua
dung cong » dung trong
cong manh » cong danh, duong manh, cong thanh
manh toan » thanh toan, anh tuan, tinh toan
cua dung » cua dang, cua dong, qua dung
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: toc ((hieu manh) OR (dieu hanh)) - hanh tranh cua dung cong manh toan cau~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "toc ((hieu manh) OR (dieu hanh)) - hanh tranh cua dung cong manh toan cau".
• Adding a wildcard symbol may retrieve word variants: toc ((hieu manh) OR (dieu hanh)) - hanh tranh cua dung cong manh toan cau*.