Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
chao chu » cho chu, cua chu, cao cho
mang cua » manh cua, dung cua, ban cua
hang cua » hang ca, huong cua, thong cua
cong tac » cong ty
tac than » tac thanh, tam than, tac nhan
than cau » toan cau, phan cau, than cap
chu van » cuu 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 - anh ((mang cua) or (hang cua)) nhung cong tac than cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: chao chu van - anh ((mang cua) OR (hang cua)) nhung cong tac than cau.
• Adding a wildcard symbol may retrieve word variants: chao chu van - anh ((mang cua) or (hang cua)) nhung cong tac than cau*.