Perhaps you should try some spelling variations:
trung thuat » thuong thuat, trung tuan, trung thuc
trong thuat » trong hoat, trong thu, trong phat
thiet tach » chiet tach, thien hach, thuat tach
nhung cong » dung cong, thong cong, hang cong
ho thiet » hoc thiet, hoa thiet, so thiet
cong dan » cong san, cong tan, huong dan
dan than » dan chan, ban than, van than
than cau » toan cau, phan cau, than cap

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 tach - thanh ((trung thuat) or (trong thuat)) nhung cong dan than cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho thiet tach - thanh ((trung thuat) OR (trong thuat)) nhung cong dan than cau.
• Adding a wildcard symbol may retrieve word variants: ho thiet tach - thanh ((trung thuat) or (trong thuat)) nhung cong dan than cau*.