Perhaps you should try some spelling variations:
vien cac » vien bach, vien dai, vien da
sach van » sach han, sach va, bach van
van nang » van quang, van ban, van dong
thanh ve » hanh ve, thanh va, thanh vien
thanh vi » hanh vi, thanh va, nhanh vi
te sach » toc sach
nang xa » nang x, lang xa, nang 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: te sach van nang xa hoi. hieu ((ve cac) or (vien cac)) xuc va ((thanh vi) OR (thanh ve)) cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach van nang xa hoi. hieu ((ve cac) OR (vien cac)) xuc va ((thanh vi) OR (thanh ve)) cua te.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach van nang xa hoi. hieu ((ve cac) or (vien cac)) xuc va ((thanh vi) OR (thanh ve)) cua te".
• Adding a wildcard symbol may retrieve word variants: te sach van nang xa hoi. hieu ((ve cac) or (vien cac)) xuc va ((thanh vi) OR (thanh ve)) cua te*.