Perhaps you should try some spelling variations:
thien van » thi van
van thanh » ban thanh, van tuan
thanh di » thanh doi, thanh de, thanh do
toc sach » hoc sach, thuoc sach, nuoc sach
doc sach » hoc sach, nuoc sach, dac sac
xuc van » duc van, luc van, vuc van
cac xuc » cam xuc, cac nuoc, chat xuc
van cac » van hac, van cau, van bac
cua tre » cua te, cuu tre, cua triet
nang xa » nang x, lang xa, nang ma
y nang » ky nang, ly nang, v nang
di cua » dai cua, doi cua, de cua

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) or (((toc sach) OR (doc sach)))) y nang xa hoi. thien van cac xuc van thanh di cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((te sach) OR (((toc sach) OR (doc sach)))) y nang xa hoi. thien van cac xuc van thanh di cua tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((te sach) or (((toc sach) OR (doc sach)))) y nang xa hoi. thien van cac xuc van thanh di cua tre".
• Adding a wildcard symbol may retrieve word variants: ((te sach) or (((toc sach) OR (doc sach)))) y nang xa hoi. thien van cac xuc van thanh di cua tre*.