Perhaps you should try some spelling variations:
phuong danh » phuong anh, phuong dinh, phuong hanh
cua truong » xuan truong, cac truong, xa truong
hieu sach » chieu sach, dien sach, hieu cac
hieu cach » hieu cac, chieu sach, hieu ca
hanh tang » hanh trang, anh tang, hanh mang
cua trung » xuan trung, cua nhung, ba trung
danh toan » manh toan, anh toan, dan toan
toan cau » toan cao, toan ban, toan tap

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: doc ((hieu sach) OR (hieu cach)) - hanh tang ((cua truong) OR (cua trung)) phuong danh toan cau~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doc ((hieu sach) or (hieu cach)) - hanh tang ((cua truong) OR (cua trung)) phuong danh toan cau~".
• Adding a wildcard symbol may retrieve word variants: doc ((hieu sach) or (hieu cach)) - hanh tang ((cua truong) OR (cua trung)) phuong danh toan cau*.