Perhaps you should try some spelling variations:
phuong cong » phuong dong, phong cong, phung cong
canh tran » canh tranh, hanh trang, banh trang
tran doan » trang doan, tan doan, tran hoan
cong manh » cong danh, duong manh, cong thanh
manh toan » thanh toan, anh tuan, tinh toan
ho chieu » theo chieu, hoc thieu, doi 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 (hoc hien)) sach - canh tran doan phuong cong manh toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho chieu) OR (hoc hien)) sach - canh tran doan phuong cong manh toan ban.
• Adding a wildcard symbol may retrieve word variants: ((ho chieu) or (hoc hien)) sach - canh tran doan phuong cong manh toan ban*.