Perhaps you should try some spelling variations:
hinh sach » chinh sach, sinh sach, dinh sach
cach manh » cach mang, cach nhanh, sach danh
trong van » trong cac
manh cua » doanh cua, ban cua
cua dung » cua dang, cua dong, qua dung
van tuan » van quan, van ban, anh tuan
tuan cau » toan cau, quan cau, tuan cu

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

• Performing a fuzzy search may retrieve terms with similar spellings: mo hinh sach - cach manh cua dung trong van tuan cau~.
• Adding a wildcard symbol may retrieve word variants: mo hinh sach - cach manh cua dung trong van tuan cau*.