Perhaps you should try some spelling variations:
hanh trinh » canh tranh, hanh chinh
nhung cong » thong cong, hang cong, nhung don
hoc thieu » toc thieu, hoc hien
dung cong » dung trong
van tuan » van quan, van ban, anh tuan
tuan ban » tuan bang, toan ban, luan ban
doi chi » doi khi

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((doi chi) or (hoc thieu)) xanh - hanh trinh luat ((nhung cong) OR (dung cong)) van tuan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((doi chi) OR (hoc thieu)) xanh - hanh trinh luat ((nhung cong) OR (dung cong)) van tuan ban.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((doi chi) or (hoc thieu)) xanh - hanh trinh luat ((nhung cong) OR (dung cong)) van tuan ban".
• Adding a wildcard symbol may retrieve word variants: ((doi chi) or (hoc thieu)) xanh - hanh trinh luat ((nhung cong) OR (dung cong)) van tuan ban*.