Perhaps you should try some spelling variations:
hanh tranh » canh tranh, hanh trinh, hanh trang
cong thang » cong thanh, cang thang, cong thong
tranh cua » doanh cua, manh cua
cua nhung » va nhung
cong than » cong thanh, cong tan, cong thai
cheo cua » cho cua, chuoi cua, co cua
dong cua » dung cua, cong cua, huong cua

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((cheo cua) or (dong cua)) xang - hanh tranh cua nhung ((cong than) or (cong thang)) phan tu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((cheo cua) OR (dong cua)) xang - hanh tranh cua nhung ((cong than) OR (cong thang)) phan tu.
• Adding a wildcard symbol may retrieve word variants: ((cheo cua) or (dong cua)) xang - hanh tranh cua nhung ((cong than) or (cong thang)) phan tu*.