Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, nhung don
hoc thieu » toc thieu, hoc hien
thi chieu » thi chien, thi hieu, theo chieu
hanh tinh » hanh trinh, nhanh tinh, thanh tinh
hang cong » dang cong, hang nong, bang cong
tinh cua » trinh cua, sinh cua, tinh chat
van toan » van tuan, van tan, van thanh
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: ((hoc thieu) or (thi chieu)) xanh - hanh tinh cua ((nhung cong) or (hang cong)) van toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((hoc thieu) OR (thi chieu)) xanh - hanh tinh cua ((nhung cong) OR (hang cong)) van toan ban.
• Adding a wildcard symbol may retrieve word variants: ((hoc thieu) or (thi chieu)) xanh - hanh tinh cua ((nhung cong) or (hang cong)) van toan ban*.