Perhaps you should try some spelling variations:
nhung phuong » dung phuong, nhu phuong, truong phuong
phuong hanh » phuong thanh, phuong anh, phuong danh
hanh trung » thanh trung, hanh trang, manh trung
trung tuan » trung thanh, trung tam, tran tuan
tuan nhung » quan nhung, tuan hung, thuat nhung
doi chieu » doc hieu, doi chi, mot chieu
ho chieu » theo chieu, hoc thieu, mot chieu
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: ((ho chieu) or (doi chieu)) sach - hanh trung tuan nhung phuong hanh ((toan tap) OR (toan ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho chieu) OR (doi chieu)) sach - hanh trung tuan nhung phuong hanh ((toan tap) OR (toan ban)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((ho chieu) or (doi chieu)) sach - hanh trung tuan nhung phuong hanh ((toan tap) OR (toan ban))".
• Adding a wildcard symbol may retrieve word variants: ((ho chieu) or (doi chieu)) sach - hanh trung tuan nhung phuong hanh ((toan tap) OR (toan ban))*.