Perhaps you should try some spelling variations:
khanh phung » khanh phong, thanh phuong, khanh thuong
chon chien » chong thien, cuoc chien, can chien
cho chieu » ho chieu, theo chieu, cao hieu
dung cong » dung trong
gian cham » gian cua, gian cac, gian ha
van dung » van dong, xay dung, tin dung
cong dan » cong san, cong tan, huong dan

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((cho chieu) OR (chon chien)) sach - khanh phung van dung cong dan gian cham~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((cho chieu) OR (chon chien)) sach - khanh phung van dung cong dan gian cham".
• Adding a wildcard symbol may retrieve word variants: ((cho chieu) OR (chon chien)) sach - khanh phung van dung cong dan gian cham*.