Perhaps you should try some spelling variations:
thieu xanh » hieu manh, thien anh, thien danh
chieu xanh » chieu sach, chieu tinh, hieu manh
chieu sang » chieu sach, hieu lang, nhieu tang
nhung cong » dung cong, thong cong, hang cong
hanh tang » hanh trang, anh tang, hanh mang
cua nhung » va nhung
cong manh » cong danh, duong manh, cong thanh
tang cua » mang cua, hang cua, tang luan
manh van » anh van, menh van, canh van

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