Perhaps you should try some spelling variations:
dung tren » dung trong, dung trung
vien cac » vien bach, vien dai, vien da
danh lai » danh sai, gianh lai, dinh lam
va danh » va dinh, va dan, va hanh
tu sach » thu sach, su sach, te sach
sang xa » song xa, lang xa, sang ma
xuc va » duc va, tuc va, luc va
ve cac » va cac
cua te » cua tu

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu sach _ sang xa hoi. hieu ((ve cac) OR (vien cac)) xuc va danh lai ((dung tren) or (cua te))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach _ sang xa hoi. hieu ((ve cac) OR (vien cac)) xuc va danh lai ((dung tren) OR (cua te)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sach _ sang xa hoi. hieu ((ve cac) OR (vien cac)) xuc va danh lai ((dung tren) or (cua te))".
• Adding a wildcard symbol may retrieve word variants: tu sach _ sang xa hoi. hieu ((ve cac) OR (vien cac)) xuc va danh lai ((dung tren) or (cua te))*.