Perhaps you should try some spelling variations:
dung phuong » dung thuong, bang phuong, dung chung
phuong manh » phuong anh, phung manh, phuong danh
manh trung » manh tung, thanh trung, manh hung
kien sach » dien sach, vien bach, kien mac
hoc kien » hoc hien, hoc vien, hoa kien
trung ap » trung cap, trung lap, trung tam
manh van » anh van, menh van, canh van
ap dung » xay dung, van dung

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc kien sach - manh trung ap dung phuong manh van ban~.
• Adding a wildcard symbol may retrieve word variants: hoc kien sach - manh trung ap dung phuong manh van ban*.