Perhaps you should try some spelling variations:
thong cong » trong cong, tong cong, thong thong
hanh tranh » canh tranh, hanh trinh, hanh trang
tranh cua » doanh cua, manh cua
dung cong » dung trong
hang cong » dang cong, hang nong, bang cong
cua dang » cua cong, cua ban
dan phan » doan phan, dan chan, van phan
co cua » con cua, ca cua, cong cua

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

• Performing a fuzzy search may retrieve terms with similar spellings: co cua dang - hanh tranh cua ((((thong cong) or (dung cong))) or (hang cong)) dan phan tu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: co cua dang - hanh tranh cua ((((thong cong) OR (dung cong))) OR (hang cong)) dan phan tu.
• Adding a wildcard symbol may retrieve word variants: co cua dang - hanh tranh cua ((((thong cong) or (dung cong))) or (hang cong)) dan phan tu*.