Perhaps you should try some spelling variations:
phuong doan » phuong loan, phuong hoang, huong dan
chieu xanh » chieu sach, chieu sang, chieu tinh
cua truong » cua trung, xuan truong, cac truong
phuong dan » phuong danh, huong dan, phuong lan
ho chieu » theo chieu, hoc thieu, doi chieu
ba trung » tai trung, nam trung, do trung
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: ho chieu xanh - canh tranh ((cua truong) or (ba trung)) ((phuong dan) OR (phuong doan)) toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu xanh - canh tranh ((cua truong) OR (ba trung)) ((phuong dan) OR (phuong doan)) toan cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chieu xanh - canh tranh ((cua truong) or (ba trung)) ((phuong dan) OR (phuong doan)) toan cau".
• Adding a wildcard symbol may retrieve word variants: ho chieu xanh - canh tranh ((cua truong) or (ba trung)) ((phuong dan) OR (phuong doan)) toan cau*.