Perhaps you should try some spelling variations:
chung thong » thong thong, hung thang, cong thong
chieu sach » chiet tach, chieu sang, chieu xanh
chinh phan » chinh phat, chinh ngan, thanh phan
phan chung » phan cung, phan hung, phan thuong
tin toan » tinh toan, nin toan, trinh toan
toan cau » toan cao, toan ban, toan tap

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo ((chieu sach) or (chinh sach)) - hanh chinh phan chung thong tin toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((chieu sach) OR (chinh sach)) - hanh chinh phan chung thong tin toan cau.
• Adding a wildcard symbol may retrieve word variants: theo ((chieu sach) or (chinh sach)) - hanh chinh phan chung thong tin toan cau*.