Perhaps you should try some spelling variations:
doi chieu » doc hieu, doi chi, mot chieu
dung cong » dung trong
cong nang » cong ngang, cong lang, cong nong
nang phat » nang suat, van phat
phat lap » phan lap, phap lap, phat lam
cong cu » chung cu
cu dung » su dung, duc dung

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 cu dung cong nang phat lap~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((doi chieu) OR (toc thieu)) sach - thanh cong cu dung cong nang phat lap".
• Adding a wildcard symbol may retrieve word variants: ((doi chieu) OR (toc thieu)) sach - thanh cong cu dung cong nang phat lap*.