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
doi chieu » doc hieu, doi chi, ho chieu
chinh cau » chinh chau, chinh ca, chinh can
han va » hanh va, nhan va, ban va

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

• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu xanh - hanh ((han va) OR (hang va)) nhung ((phuong dan) OR (phuong doan)) chinh cau~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doi chieu xanh - hanh ((han va) or (hang va)) nhung ((phuong dan) OR (phuong doan)) chinh cau~".
• Adding a wildcard symbol may retrieve word variants: doi chieu xanh - hanh ((han va) or (hang va)) nhung ((phuong dan) OR (phuong doan)) chinh cau*.