Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
canh trinh » canh tranh, hanh trinh, canh tinh
luat chong » luat chung, luat thong, luat thuong
hoc thieu » toc thieu, hoc hien
luat cong » thuat cong, luat chung, cua cong
cong dan » cong san, cong tan, huong dan
dan toan » van toan, dan than, manh toan
toan cau » toan cao, toan ban, toan tap

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc thieu xanh - canh trinh ((luat chong) OR (luat cong)) cong dan toan cau~".
• Adding a wildcard symbol may retrieve word variants: hoc thieu xanh - canh trinh ((luat chong) OR (luat cong)) cong dan toan cau*.