Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu xanh
chieu sang » chieu xanh, nhieu tang
hanh trang » thanh trung, canh tranh, hanh trinh
hieu lang » hieu quang, nhieu tang, hieu van
trang cua » tranh cua, tang cua, trung cua
dang cong » dung cong
cua dang » cua cong, cua ban
cong tai » cong thai, cong tac, dong tai
tai phan » tai thanh, tai phong, tai ngan

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 sach) or (((chieu sang) or (hieu lang)))) - hanh trang cua dang cong tai phan tu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi ((chieu sach) OR (((chieu sang) OR (hieu lang)))) - hanh trang cua dang cong tai phan tu.
• Adding a wildcard symbol may retrieve word variants: doi ((chieu sach) or (((chieu sang) or (hieu lang)))) - hanh trang cua dang cong tai phan tu*.