Perhaps you should try some spelling variations:
chung cong » nhung cong, chong cong, phung cong
cong thang » cong thanh, cang thang, cong thong
thang phan » thanh phan, thong phan, than phan
doi chieu » doc hieu, doi chi, mot chieu
tu chung » tu vung, tu cong
phan lap » phan dau
cong tu » cong ty, cong cu, dong tu

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((doi chieu) or (toc thieu)) sach - thanh cong tu chung cong thang phan lap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((doi chieu) OR (toc thieu)) sach - thanh cong tu chung cong thang phan lap.
• Adding a wildcard symbol may retrieve word variants: ((doi chieu) or (toc thieu)) sach - thanh cong tu chung cong thang phan lap*.