Perhaps you should try some spelling variations:
thanh thang » nhanh thang, thanh thanh, thanh hang
doi chieu » doc hieu, doi chi, mot chieu
thang hoc » thang nhoc, than hoc, thanh hoc
phan cong » thanh cong
cong lang » cong vang, cong luong, cong quang
lang phan » nang phan, lang thang, lang phong
hoc phan » hoc dan, hoc pho

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 thang hoc phan cong lang phan tu~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((doi chieu) OR (toc thieu)) sach - thanh thang hoc phan cong lang phan tu".
• Adding a wildcard symbol may retrieve word variants: ((doi chieu) OR (toc thieu)) sach - thanh thang hoc phan cong lang phan tu*.