Perhaps you should try some spelling variations:
thanh trung » thanh tung
tinh trang » minh trang, tinh quang, tinh toan
nhung cong » dung cong, thong cong, hang cong
sinh sach » chinh sach, sinh san, sang sach
cua nhung » va nhung
cong dan » cong san, cong tan, huong dan
toan cau » toan ban, toan tap, toan tai
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: hoc sinh sach - ((tinh trang) or (thanh trung)) cua nhung cong dan ((toan cau) or (toan cao))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc sinh sach - ((tinh trang) OR (thanh trung)) cua nhung cong dan ((toan cau) OR (toan cao)).
• Adding a wildcard symbol may retrieve word variants: hoc sinh sach - ((tinh trang) or (thanh trung)) cua nhung cong dan ((toan cau) or (toan cao))*.