Perhaps you should try some spelling variations:
toc sach » hoc sach, doc sach, thuoc sach
sach vuc » sach duoc, sach nuoc, sach truc
vuc nang » cuc nang, vu nang, chuc nang
cac nuoc » cap nuoc, hoc nuoc, dat nuoc
thanh di » thanh doi, thanh de, thanh do
nang xa » nang x, lang xa, nang ma
hieu va » lieu va, hieu qua
cac xuc » cam xuc, chat xuc, cac cuoc
cua tre » cua te, cuu tre, cua triet
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: toc sach vuc nang xa hoi. hieu va ((cac xuc) or (cac nuoc)) gia thanh di cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: toc sach vuc nang xa hoi. hieu va ((cac xuc) OR (cac nuoc)) gia thanh di cua tre.
• Adding a wildcard symbol may retrieve word variants: toc sach vuc nang xa hoi. hieu va ((cac xuc) or (cac nuoc)) gia thanh di cua tre*.