Perhaps you should try some spelling variations:
thong cong » trong cong, tong cong, thong thong
chua xang » chua nang, chu bang, chua dong
hanh han » hanh nhan, hanh phan, hanh san
va thong » va thuong, va phuong, he thong
cong dan » cong san, cong tan, huong dan
dan than » dan chan, ban than, van than
than cau » toan cau, phan cau, than cap
han va » hang va, hanh va, nhan va
chuc » thuc, chu, phuc

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) or (chuc nang)) - hanh han va thong cong dan than cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((chua xang) OR (chuc nang)) - hanh han va thong cong dan than cau*.