Perhaps you should try some spelling variations:
thieu sach » chieu sach, thien hach, hieu cach
luat nhung » luat thuong, thuat nhung, cua nhung
luat chung » luan chung, luat thuong, cua chung
hoc thieu » toc thieu, hoc hien
hanh hinh » hanh chinh, hanh tinh, hanh dinh
cong dan » cong san, cong tan, huong dan
toan cau » toan cao, toan tap, toan tai
toan ban » van 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 thieu sach - hanh hinh ((luat nhung) OR (luat chung)) cong dan ((toan cau) or (toan ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu sach - hanh hinh ((luat nhung) OR (luat chung)) cong dan ((toan cau) OR (toan ban)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc thieu sach - hanh hinh ((luat nhung) OR (luat chung)) cong dan ((toan cau) or (toan ban))".
• Adding a wildcard symbol may retrieve word variants: hoc thieu sach - hanh hinh ((luat nhung) OR (luat chung)) cong dan ((toan cau) or (toan ban))*.