Perhaps you should try some spelling variations:
nhung phuong » dung phuong, nhu phuong, truong phuong
thanh tung » thanh cong
cua nhung » va nhung
manh toan » thanh toan, anh tuan, tinh toan
ho chieu » theo chieu, hoc thieu, doi chieu
doc hieu » toc thieu, hoc thieu, hoc hien
tung cua » trung cua, tuong cua, dung cua
dan toan » van toan, dan than, xuan toan

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((ho chieu) OR (doc hieu)) sach - thanh tung cua nhung phuong ((dan toan) OR (manh toan)) cau~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((ho chieu) OR (doc hieu)) sach - thanh tung cua nhung phuong ((dan toan) OR (manh toan)) cau*".