Perhaps you should try some spelling variations:
thong cong » trong cong, tong cong, thong thong
chua xang » chua nang, chuc nang, chu bang
cua thong » cua thuong, cua khong, cua tong
anh tang » anh bang, anh dang, anh nang
tang cua » mang cua, hang cua, tang luan
dan toan » van toan, dan than, manh toan
ban than » ban thanh, van thanh, ban hang

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo ((thuc hanh) or (chua xang)) - anh tang cua thong cong ((dan toan) or (ban than)) cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((thuc hanh) OR (chua xang)) - anh tang cua thong cong ((dan toan) OR (ban than)) cau.
• Adding a wildcard symbol may retrieve word variants: theo ((thuc hanh) or (chua xang)) - anh tang cua thong cong ((dan toan) or (ban than)) cau*.