Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
thanh van » thanh san, thanh toan, thanh phan
so trieu » mot trieu, so lieu, su triet
thanh va » hanh va, thanh ha, thanh ve
cong dan » cong san, cong tan, huong dan
dan chan » dan gian, dan ca, van chat
chan cau » phan cau, can cau, chinh cau
so dieu » bo dieu, hoc dieu

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((so trieu) or (so dieu)) tinh - canh ((thanh va) or (thanh van)) nhung cong dan chan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((so trieu) OR (so dieu)) tinh - canh ((thanh va) OR (thanh van)) nhung cong dan chan cau.
• Adding a wildcard symbol may retrieve word variants: ((so trieu) or (so dieu)) tinh - canh ((thanh va) or (thanh van)) nhung cong dan chan cau*.