Perhaps you should try some spelling variations:
theo chieu » theo tieu, ho chieu, theo chu
chieu xanh » chieu sach, chieu sang, chieu tinh
nhung dung » phuong dung, ung dung, thong dung
van thuan » van tuan, van than, van quan
chinh va » chinh ta, chinh tai, hanh va
va thuat » ky thuat, ki thuat, va thuc

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo chieu xanh - hanh chinh va nhung dung ((va thuat) or (van thuan)) co~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chieu xanh - hanh chinh va nhung dung ((va thuat) OR (van thuan)) co.
• Adding a wildcard symbol may retrieve word variants: theo chieu xanh - hanh chinh va nhung dung ((va thuat) or (van thuan)) co*.