Perhaps you should try some spelling variations:
phuong doan » phuong loan, phuong hoang, huong dan
chieu xanh » chieu sach, chieu sang, chieu tinh
phuong dan » phuong danh, huong dan, phuong lan
trinh cua » trinh luat, trinh quan, trinh luan
ho chieu » theo chieu, hoc thieu, doi chieu
tinh cua » sinh cua, tinh chat, tranh cua
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 - hanh ((trinh cua) or (tinh cua)) nhung ((phuong dan) OR (phuong doan)) toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu xanh - hanh ((trinh cua) OR (tinh cua)) nhung ((phuong dan) OR (phuong doan)) toan cao.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chieu xanh - hanh ((trinh cua) or (tinh cua)) nhung ((phuong dan) OR (phuong doan)) toan cao".
• Adding a wildcard symbol may retrieve word variants: ho chieu xanh - hanh ((trinh cua) or (tinh cua)) nhung ((phuong dan) OR (phuong doan)) toan cao*.