Perhaps you should try some spelling variations:
thong cong » trong cong, tong cong, thong thong
chieu tinh » trieu tinh, lieu tinh, chau tinh
hieu manh » chieu xanh, hieu nganh, dieu hanh
nhanh cau » nhanh cay, thanh chau, hang cau
tranh va » tranh van, trang va, trinh va
va thong » va thuong, va phuong, he thong
cong van » cong vang, cong san, song van
nhanh ha » thanh hoa, thanh hai, khanh hoa

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho ((hieu manh) or (chieu tinh)) - canh tranh va thong cong van ((nhanh cau) OR (nhanh ha))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((hieu manh) OR (chieu tinh)) - canh tranh va thong cong van ((nhanh cau) OR (nhanh ha)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho ((hieu manh) or (chieu tinh)) - canh tranh va thong cong van ((nhanh cau) OR (nhanh ha))".
• Adding a wildcard symbol may retrieve word variants: ho ((hieu manh) or (chieu tinh)) - canh tranh va thong cong van ((nhanh cau) OR (nhanh ha))*.