Perhaps you should try some spelling variations:
chieu sach » chinh sach, chieu sang, chieu xanh
nhung cong » dung cong, thong cong, hang cong
hanh tang » hanh trang, anh tang, hanh mang
chu xanh » chu manh, chieu xanh, chua xang
cong van » cong vang, cong san, song van
tang va » trang va, tang van, thang va
van tai » von tai, van tuan
tai tap » bai tap, tai tao, hai tap

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: theo ((chu xanh) or (((chieu sach) or (chiet tach)))) - hanh tang va nhung cong van tai tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((chu xanh) OR (((chieu sach) OR (chiet tach)))) - hanh tang va nhung cong van tai tap.
• Adding a wildcard symbol may retrieve word variants: theo ((chu xanh) or (((chieu sach) or (chiet tach)))) - hanh tang va nhung cong van tai tap*.