Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
trang cua » tang cua, trung cua, thang cua
tranh cua » doanh cua, manh cua
cong dan » cong san, cong tan, huong dan
dan than » dan chan, ban than, van than
than cau » toan cau, phan cau, than cap
chu van » chu han

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

• Performing a fuzzy search may retrieve terms with similar spellings: chao ((chu van) OR (cuu van)) - hanh ((trang cua) or (tranh cua)) nhung cong dan than cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: chao ((chu van) OR (cuu van)) - hanh ((trang cua) OR (tranh cua)) nhung cong dan than cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "chao ((chu van) OR (cuu van)) - hanh ((trang cua) or (tranh cua)) nhung cong dan than cau".
• Adding a wildcard symbol may retrieve word variants: chao ((chu van) OR (cuu van)) - hanh ((trang cua) or (tranh cua)) nhung cong dan than cau*.