Perhaps you should try some spelling variations:
thu sach » tu sach, thuat sach, thuoc sach
chat xuc » chat huu, cam xuc, chao xu
chat tuc » luat tuc, chat huu, chat cua
toc sach » hoc sach, doc sach, thuoc sach
nang xa » nang x, lang xa, nang ma
hieu va » lieu va, hieu qua
va danh » va dinh, va dan, va hanh
danh ca » dan ca, doanh cua, danh cho
cua tre » cua te, cuu tre, cua triet
y nang » ky nang, ly nang, v nang
ca cua » co cua

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

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