Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
hien xanh » hien hanh, hien nhanh, chieu xanh
chinh cua » chinh ca, chinh sua, hinh cua
cua trong » cua truong, cua trung, qua trong
cong anh » cong danh, dong anh, hong anh
tuan ban » tuan bang, toan ban, luan ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc ((hien xanh) OR (chieu sach)) - hanh chinh cua trong cong anh tuan ban~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((hien xanh) OR (chieu sach)) - hanh chinh cua trong cong anh tuan ban".
• Adding a wildcard symbol may retrieve word variants: hoc ((hien xanh) OR (chieu sach)) - hanh chinh cua trong cong anh tuan ban*.