Perhaps you should try some spelling variations:
canh trinh » canh tranh, hanh trinh, canh tinh
thong cong » trong cong, thong thong, phong chong
che chinh » te chinh
tong cong » trong cong, cong cong, dung cong
trinh ve » trinh he, trinh va, trinh vi
chanh tu » nhanh tu, thanh tu, chinh tu
hanh tu » anh tu, danh tu

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

• Performing a fuzzy search may retrieve terms with similar spellings: che chinh sach - canh trinh ve ((thong cong) OR (tong cong)) san ((chanh tu) or (hanh tu))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: che chinh sach - canh trinh ve ((thong cong) OR (tong cong)) san ((chanh tu) OR (hanh tu)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "che chinh sach - canh trinh ve ((thong cong) OR (tong cong)) san ((chanh tu) or (hanh tu))".
• Adding a wildcard symbol may retrieve word variants: che chinh sach - canh trinh ve ((thong cong) OR (tong cong)) san ((chanh tu) or (hanh tu))*.