Perhaps you should try some spelling variations:
hieu nganh » vien nganh, hiem ngan, hieu manh
nhung cong » dung cong, thong cong, hang cong
hanh tang » hanh trang, anh tang, hanh mang
cua nhung » va nhung
toc hieu » toc thieu, doc hieu, hoc thieu
tang cua » mang cua, hang cua, tang luan
cong dan » cong san, cong tan, huong dan
toan tai » toan tap, doanh tai, von tai
toan cao » toan tap
toan ban » van ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: toc hieu nganh - hanh tang cua nhung cong dan ((toan tai) or (((toan cao) or (toan ban))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: toc hieu nganh - hanh tang cua nhung cong dan ((toan tai) OR (((toan cao) OR (toan ban)))).
• Adding a wildcard symbol may retrieve word variants: toc hieu nganh - hanh tang cua nhung cong dan ((toan tai) or (((toan cao) or (toan ban))))*.