Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
nhung cong » dung cong, thong cong, hang cong
hoc thieu » toc thieu, hoc hien
thang cua » thong cua, than cua, thang mua
hang cua » mang cua, hang ca, huong cua
tang cua » mang cua, tang luan, thong cua
cong dan » cong san, cong tan, huong dan
dan toan » van toan, dan than, manh toan
toan cao » toan ban, toan tap

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 ((((thang cua) OR (hang cua))) or (tang cua)) nhung cong dan toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu xanh - hanh ((((thang cua) OR (hang cua))) OR (tang cua)) nhung cong dan toan cao.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc thieu xanh - hanh ((((thang cua) OR (hang cua))) or (tang cua)) nhung cong dan toan cao".
• Adding a wildcard symbol may retrieve word variants: hoc thieu xanh - hanh ((((thang cua) OR (hang cua))) or (tang cua)) nhung cong dan toan cao*.