Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
chinh luan » trinh luan, binh luan
thong cong » trong cong, tong cong, thong thong
hoc thieu » toc thieu, hoc hien
cong san » cong tac
san tuan » van tuan, san luan, san quan
tuan cao » toan cao, juan cao, quang cao

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 ((chinh luan) OR (chinh ngan)) thong cong san tuan cao~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc thieu xanh - hanh ((chinh luan) OR (chinh ngan)) thong cong san tuan cao".
• Adding a wildcard symbol may retrieve word variants: hoc thieu xanh - hanh ((chinh luan) OR (chinh ngan)) thong cong san tuan cao*.