Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
hanh trinh » canh tranh
luat thong » luat thuong, xuat thong, luat trong
hoc thieu » toc thieu, hoc hien
trong dan » trong dang, trong san, trong tan
dan phan » doan phan, dan chan, van phan
phan cac » nhan cach, phan dau, phan lap

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