Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien danh
luat trong » suat trong, thuat trong, luat thuong
thien anh » thien danh, tien anh, thien thanh
hanh tang » hanh trang, anh tang, hanh tung
hanh mang » nhanh mang, hanh trang, nhanh lang
cong tac » cong ty
tac han » tac nhan, tac ha, tac can
han tap » han tai, toan tap, nhan tai

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

• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((thieu xanh) OR (thien anh)) - ((hanh tang) OR (hanh mang)) luat trong cong tac han tap~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((thieu xanh) or (thien anh)) - ((hanh tang) OR (hanh mang)) luat trong cong tac han tap~".
• Adding a wildcard symbol may retrieve word variants: hoc ((thieu xanh) or (thien anh)) - ((hanh tang) OR (hanh mang)) luat trong cong tac han tap*.