Perhaps you should try some spelling variations:
nhung phuong » dung phuong, nhu phuong, truong phuong
luan nhung » luan chung, luan hung, quan nhung
theo chieu » ho chieu, theo chu, thi chieu
phuong tan » phuong tran, phuong tay, phuong lan
tran cau » tran chau, toan cau, ran cau
ha dung » hai dung, kha dung, nha dung

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((theo chieu) OR (theo tieu)) sach - ha dung luan nhung phuong tan tran cau~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((theo chieu) OR (theo tieu)) sach - ha dung luan nhung phuong tan tran cau".
• Adding a wildcard symbol may retrieve word variants: ((theo chieu) OR (theo tieu)) sach - ha dung luan nhung phuong tan tran cau*.