Perhaps you should try some spelling variations:
phuong tuong » phuong duong, phuong luong, phuong trong
phong tuong » phong trong, thong thuong, thong thong
chieu tinh » lieu tinh, chau tinh, kieu tinh
hanh tranh » canh tranh, hanh trinh, hanh trang
tranh cua » doanh cua, manh cua
dan toan » van toan, dan than, manh 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: theo ((chieu tinh) or (trieu tinh)) - hanh tranh cua ((phuong tuong) OR (phong tuong)) dan toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((chieu tinh) OR (trieu tinh)) - hanh tranh cua ((phuong tuong) OR (phong tuong)) dan toan cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo ((chieu tinh) or (trieu tinh)) - hanh tranh cua ((phuong tuong) OR (phong tuong)) dan toan cau".
• Adding a wildcard symbol may retrieve word variants: theo ((chieu tinh) or (trieu tinh)) - hanh tranh cua ((phuong tuong) OR (phong tuong)) dan toan cau*.