Perhaps you should try some spelling variations:
thuat sach » thuat lanh, thuat san
hieu van » hieu va, thien van, lieu va
thu sach » thuoc sach, thu hoach, khau sach
cham xuc » cam xuc, chat xuc, cham soc
van cham » van chat, van tham, va cham
hanh di » hanh vi, hanh de, hang di
va hanh » van hanh, va thanh, va danh
tu sach » su sach, te sach, tu cach
nang xa » nang x, lang xa, nang ma
cua tre » cua te, cuu tre, cua triet
y nang » ky nang, ly nang, v nang
xuc va » duc va, tuc va, luc va
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: ((tu sach) or (((thu sach) OR (thuat sach)))) y nang xa hoi. hieu van cham xuc va hanh di cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((tu sach) OR (((thu sach) OR (thuat sach)))) y nang xa hoi. hieu van cham xuc va hanh di cua tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((tu sach) or (((thu sach) OR (thuat sach)))) y nang xa hoi. hieu van cham xuc va hanh di cua tre".
• Adding a wildcard symbol may retrieve word variants: ((tu sach) or (((thu sach) OR (thuat sach)))) y nang xa hoi. hieu van cham xuc va hanh di cua tre*.