Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
hoc thieu » toc thieu, hoc hien
dung cong » dung trong
cong san » cong tac
mang va » mang vua, hang va, bang va
va dung » van dung, va duong, vat dung
hanh tu » anh tu, danh tu
han tu » phan tu, ban tu, van tu

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 - cach mang va dung cong san ((han tu) OR (hanh tu))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc thieu xanh - cach mang va dung cong san ((han tu) OR (hanh tu))".
• Adding a wildcard symbol may retrieve word variants: hoc thieu xanh - cach mang va dung cong san ((han tu) OR (hanh tu))*.