Perhaps you should try some spelling variations:
chieu sach » chiet tach, chieu sang, chieu xanh
hanh trinh » canh tranh, hanh chinh
luat dang » luat dan, luat danh, luat doanh
dang cong » dung cong
cong nong » cong dong, cong cong, cong trong
nong tan » cong tan, nong dan, nong san
tan cau » toan cau, van cau, tan ca

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 (chinh sach)) - hanh trinh luat dang cong nong tan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi ((chieu sach) OR (chinh sach)) - hanh trinh luat dang cong nong tan cau.
• Adding a wildcard symbol may retrieve word variants: doi ((chieu sach) or (chinh sach)) - hanh trinh luat dang cong nong tan cau*.