Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
luat trong » suat trong, thuat trong, luat thuong
hoc thieu » toc thieu, hoc hien
hanh tang » hanh trang, hanh mang, hanh tung
anh tang » anh bang, anh dang, anh nang
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.

• Performing a fuzzy search may retrieve terms with similar spellings: hoc thieu xanh - ((hanh tang) OR (anh tang)) luat trong cong tac han tap~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc thieu xanh - ((hanh tang) OR (anh tang)) luat trong cong tac han tap*".