Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
hanh tang » hanh trang, anh tang, hanh mang
theo chu » theo chieu, cho chu, chao chu
chu xanh » chu manh, chieu xanh, chua xang
cong dan » cong san, cong tan, huong dan
toan cao » toan ban, toan tap
tang va » trang va, tang van, thang va

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 - hanh tang va nhung cong dan ((van ban) or (toan cao))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chu xanh - hanh tang va nhung cong dan ((van ban) OR (toan cao)).
• Adding a wildcard symbol may retrieve word variants: theo chu xanh - hanh tang va nhung cong dan ((van ban) or (toan cao))*.