Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
hanh tang » hanh trang, anh tang, hanh mang
cua nhung » va nhung
manh toan » thanh toan, anh tuan, tinh toan
tang cua » mang cua, hang cua, tang luan
dan than » dan chan, ban than, van than
ho lieu » so lieu, ho kieu, ho chieu
co lieu » cot lieu, co hieu, so lieu

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((ho lieu) OR (co lieu)) tinh - hanh tang cua nhung cong ((manh toan) or (dan than)) cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho lieu) OR (co lieu)) tinh - hanh tang cua nhung cong ((manh toan) OR (dan than)) cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((ho lieu) OR (co lieu)) tinh - hanh tang cua nhung cong ((manh toan) or (dan than)) cau".
• Adding a wildcard symbol may retrieve word variants: ((ho lieu) OR (co lieu)) tinh - hanh tang cua nhung cong ((manh toan) or (dan than)) cau*.