Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
thong cong » trong cong, tong cong, thong thong
hoc thieu » toc thieu, hoc hien
tranh cua » doanh cua, manh cua
cua thong » cua thuong, cua khong, cua tong
cong dan » cong san, cong tan, huong dan
hang dau » hang va, hang 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 - canh tranh cua thong cong dan ((phan tu) or (((phan dau) or (hang dau))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu xanh - canh tranh cua thong cong dan ((phan tu) OR (((phan dau) OR (hang dau)))).
• Adding a wildcard symbol may retrieve word variants: hoc thieu xanh - canh tranh cua thong cong dan ((phan tu) or (((phan dau) or (hang dau))))*.