Perhaps you should try some spelling variations:
phuong manh » phuong anh, phuong danh, phuong hanh
theo chieu » theo tieu, ho chieu, theo chu
chieu sach » chinh sach, chiet tach, chieu sang
hanh trung » thanh trung, hanh trang, manh trung
phung manh » hung manh, nhung manh, phung minh
trung cua » truong cua, trung tuan, trung cap
cua dung » cua dang, cua dong, qua dung
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: theo chieu sach - hanh trung cua dung ((phuong manh) or (phung manh)) toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chieu sach - hanh trung cua dung ((phuong manh) OR (phung manh)) toan ban.
• Adding a wildcard symbol may retrieve word variants: theo chieu sach - hanh trung cua dung ((phuong manh) or (phung manh)) toan ban*.