Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
hanh trinh » canh tranh, hanh chinh
luat thong » luat thuong, xuat thong, luat trong
truong van » trong van, truong va, truong dai
hoc thieu » toc thieu, hoc hien
thanh tap » thanh tai, thanh tay, thanh tam
thanh lap » thanh san, phan lap, thanh hai

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 trinh ((luat thong) or (suat thong)) truong van ((thanh tap) OR (thanh lap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu xanh - hanh trinh ((luat thong) OR (suat thong)) truong van ((thanh tap) OR (thanh lap)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc thieu xanh - hanh trinh ((luat thong) or (suat thong)) truong van ((thanh tap) OR (thanh lap))".
• Adding a wildcard symbol may retrieve word variants: hoc thieu xanh - hanh trinh ((luat thong) or (suat thong)) truong van ((thanh tap) OR (thanh lap))*.