Perhaps you should try some spelling variations:
chat xuc » chat huu, cam xuc, chao xu
toc sach » hoc sach, doc sach, thuoc sach
so sach » so sanh, bo sach, co sach
lang ha » long ha
ve chat » va chat, van chat
hieu ve » hieu va, hieu van
cua tre » cua te, cuu tre, cua triet
nang xa » nang x, lang xa, nang ma
xuc va » duc va, tuc va, luc va
va dan » ca dan, va dao, va dau
dan vi » doan vi, don vi, dan va
vi cua » vai cua, di cua

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((so sach) or (toc sach)) ky ((nang xa) or (lang ha)) hoi. hieu ve chat xuc va dan vi cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((so sach) OR (toc sach)) ky ((nang xa) OR (lang ha)) hoi. hieu ve chat xuc va dan vi cua tre.
• Adding a wildcard symbol may retrieve word variants: ((so sach) or (toc sach)) ky ((nang xa) or (lang ha)) hoi. hieu ve chat xuc va dan vi cua tre*.