Perhaps you should try some spelling variations:
thanh phuong » thanh huong, thanh chuong, khanh phong
phuong thuc » thuong thuc
theo chieu » theo tieu, theo chu, thi chieu
thuc vong » tuc vong, thuc uong, thuc vung
vong cong » cong cong, tong cong, dong cong
ho chieu » hoc thieu, doi chieu, mot chieu
cong tan » cong tac, cong san, cong thanh
than cau » toan cau, phan cau, thanh chau
than cap » khan cap, thanh lap, thanh cac

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 (theo chieu)) sach - thanh phuong thuc vong cong tan ((than cau) or (than cap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho chieu) OR (theo chieu)) sach - thanh phuong thuc vong cong tan ((than cau) OR (than cap)).
• Adding a wildcard symbol may retrieve word variants: ((ho chieu) or (theo chieu)) sach - thanh phuong thuc vong cong tan ((than cau) or (than cap))*.