Perhaps you should try some spelling variations:
phuong dinh » phuong binh, phuong linh, phuong trinh
dung phuong » dung thuong, bang phuong, dung chung
hien sach » dien sach, kien sach, thien hach
hanh tran » hanh trang, thanh tran, hanh tram
tran van » luan van
van dung » van dong, xay dung, tin dung
toan cao » toan tap
toan ban » van ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc hien sach - hanh tran van dung phuong dinh ((toan cao) OR (toan ban))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc hien sach - hanh tran van dung phuong dinh ((toan cao) OR (toan ban))".
• Adding a wildcard symbol may retrieve word variants: hoc hien sach - hanh tran van dung phuong dinh ((toan cao) OR (toan ban))*.