Perhaps you should try some spelling variations:
hanh trinh » canh tranh, hanh chinh
nhung bang » nhung lang, nhung bong, phuong bang
nhung cang » nhung cong, nhung lang, nhung chong
trinh vat » trinh van, trinh luat, sinh vat
ho thiet » hoc thiet, hoa thiet, hoc thieu
so thiet » soc thiet, hoc thiet, hoa thiet
van luan » van quan, van tuan, von luan
luan ban » luan van, luan san, luan han

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((ho thiet) or (so thiet)) tach - hanh trinh vat ((nhung bang) or (nhung cang)) van luan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho thiet) OR (so thiet)) tach - hanh trinh vat ((nhung bang) OR (nhung cang)) van luan ban.
• Adding a wildcard symbol may retrieve word variants: ((ho thiet) or (so thiet)) tach - hanh trinh vat ((nhung bang) or (nhung cang)) van luan ban*.