Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
theo chua » theo chu, ho chua, cheo cua
chua xang » chua nang, chuc nang, chu bang
trinh cua » tinh cua, trinh quan, trinh luan
dan than » dan chan, van than, dan 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 chua xang - hanh ((trinh cua) or (trinh luat)) nhung cong ((dan than) OR (ban than)) ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chua xang - hanh ((trinh cua) OR (trinh luat)) nhung cong ((dan than) OR (ban than)) ban.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo chua xang - hanh ((trinh cua) or (trinh luat)) nhung cong ((dan than) OR (ban than)) ban".
• Adding a wildcard symbol may retrieve word variants: theo chua xang - hanh ((trinh cua) or (trinh luat)) nhung cong ((dan than) OR (ban than)) ban*.