Perhaps you should try some spelling variations:
thanh tung » thanh cong
nhung tung » nhung tuong, nhung dung, nhung vung
chuc danh » chuc nganh, thuc hanh, chuc nang
chua nang » chuc nang, chua xang, kha nang
hanh mang » nhanh mang, hanh trang, nhanh lang
tung dan » dung dan, huong dan, trung dai
dan toan » van toan, dan than, manh toan
toan cau » toan cao, toan ban, toan tap

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo ((chuc danh) or (chua nang)) - ((thanh tung) or (hanh mang)) va nhung tung dan toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((chuc danh) OR (chua nang)) - ((thanh tung) OR (hanh mang)) va nhung tung dan toan cau.
• Adding a wildcard symbol may retrieve word variants: theo ((chuc danh) or (chua nang)) - ((thanh tung) or (hanh mang)) va nhung tung dan toan cau*.