Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
chinh cua » chinh ca, chinh sua, hinh cua
tong cong » trong cong, cong cong, dung cong
theo chu » theo chieu, cho chu, chao chu
chu xanh » chu manh, chieu xanh, chua xang
dan than » dan chan, ban than, van than
than cau » toan cau, phan cau, than cap

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo chu xanh - hanh chinh cua ((nhung cong) or (tong cong)) dan than cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chu xanh - hanh chinh cua ((nhung cong) OR (tong cong)) dan than cau.
• Adding a wildcard symbol may retrieve word variants: theo chu xanh - hanh chinh cua ((nhung cong) or (tong cong)) dan than cau*.