Perhaps you should try some spelling variations:
luan thong » luan phong, luan tuong, luat thong
chuc danh » chuc nganh, thuc hanh, chuc nang
chua xang » chua nang, chuc nang, chu bang
hanh tang » hanh trang, anh tang, hanh mang
tang luan » dung luan
thong van » trong van, thong va, thong quan
van toan » van tuan, van tan, van thanh
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: cho ((chuc danh) or (chua xang)) - hanh tang luan thong thong van toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: cho ((chuc danh) OR (chua xang)) - hanh tang luan thong thong van toan cau.
• Adding a wildcard symbol may retrieve word variants: cho ((chuc danh) or (chua xang)) - hanh tang luan thong thong van toan cau*.