Perhaps you should try some spelling variations:
chinh thuat » chinh phat, chien thuat, chinh thuc
chieu sang » chieu sach, hieu lang, nhieu tang
chieu xanh » chieu sach, chieu tinh, hieu manh
thuat dung » thuat hung, thuat ung, thuat xung
thuong san » thuong han, thong san, truong san
thuong lan » thuong han, phuong lan, thuong mai
van cau » van dau, van hau, van chat

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho ((chieu sang) or (chieu xanh)) - hanh chinh thuat dung ((thuong san) OR (thuong lan)) van cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((chieu sang) OR (chieu xanh)) - hanh chinh thuat dung ((thuong san) OR (thuong lan)) van cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho ((chieu sang) or (chieu xanh)) - hanh chinh thuat dung ((thuong san) OR (thuong lan)) van cau".
• Adding a wildcard symbol may retrieve word variants: ho ((chieu sang) or (chieu xanh)) - hanh chinh thuat dung ((thuong san) OR (thuong lan)) van cau*.