Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
hanh manh » hanh mang, lanh manh, hoang manh
cua nhung » va nhung
doc hieu » hoc thieu, hoc hien
manh cua » doanh cua, ban cua
cong van » cong vang, cong san, song van
van tuan » van quan, van ban, anh tuan
tuan chu » tuan thu, quan chu, tan chu

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((doc hieu) or (toc thieu)) lang - hanh manh cua nhung cong van tuan chu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((doc hieu) OR (toc thieu)) lang - hanh manh cua nhung cong van tuan chu.
• Adding a wildcard symbol may retrieve word variants: ((doc hieu) or (toc thieu)) lang - hanh manh cua nhung cong van tuan chu*.