Perhaps you should try some spelling variations:
chat xuc » chat huu, cam xuc, chao xu
danh vai » danh sai, danh va, doanh van
sach thu » sach thue, sach thieu, sach tham
hieu van » hieu va, thien van, lieu va
vai cua » dai cua, hai cua, lai cua
va danh » va dinh, va dan, va hanh
sach ty » sach y, sach tu, xach tay
nang xa » nang x, lang xa, nang ma
cua tre » cua te, cuu tre, cua triet

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

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