Perhaps you should try some spelling variations:
thieu danh » thien danh, tieu danh, chieu xanh
thanh tung » thanh cong
nang huong » nang thuong, nang luong, hang thuong
tung kha » tang kha, tuong khoa, trung khoa
kha nang » phap nang, ky nang, ki nang
dan toan » dan than, manh toan, xuan toan
van toan » van tuan, van tan, van thanh

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

• Performing a fuzzy search may retrieve terms with similar spellings: toc thieu danh - thanh tung kha nang huong ((dan toan) or (van toan)) ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: toc thieu danh - thanh tung kha nang huong ((dan toan) OR (van toan)) ban.
• Adding a wildcard symbol may retrieve word variants: toc thieu danh - thanh tung kha nang huong ((dan toan) or (van toan)) ban*.