Perhaps you should try some spelling variations:
tieu xanh » tieu danh, chieu xanh, dieu hanh
hanh mang » nhanh mang, hanh trang, nhanh lang
luan nang » luan van, luan san
thanh hai » thanh phan, thanh san
thanh hoa » thanh pho
van nang » van quang, van ban, van dong
song san » cong san, dong san, song van

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo tieu xanh - hanh mang ((luan nang) OR (van nang)) song san ((thanh hai) or (thanh hoa))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo tieu xanh - hanh mang ((luan nang) OR (van nang)) song san ((thanh hai) OR (thanh hoa)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo tieu xanh - hanh mang ((luan nang) OR (van nang)) song san ((thanh hai) or (thanh hoa))".
• Adding a wildcard symbol may retrieve word variants: theo tieu xanh - hanh mang ((luan nang) OR (van nang)) song san ((thanh hai) or (thanh hoa))*.