Perhaps you should try some spelling variations:
phuong doan » phuong loan, phuong hoang, huong dan
chieu sach » chinh sach, chiet tach, chieu sang
minh trang » tinh trang, minh hoang, minh tuan
phuong dan » phuong danh, huong dan, phuong lan
ho chieu » theo chieu, hoc thieu, doi chieu
toan cau » toan cao, toan ban, toan tap
va doan » va doanh, van doan, va dan

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

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