Perhaps you should try some spelling variations:
thuat sach » thuat lanh, thuat san
lieu gia » lieu giao, hieu gia, lieu dia
hanh di » hanh vi, hanh de, hang di
tu sach » thu sach, su sach, te sach
nang xa » nang x, lang xa, nang ma
cua tre » cua te, cuu tre, cua triet
goc va » hoc va, doc va, uoc va
loc va » hoc va, luc va
y nang » ky nang, ly nang, v nang
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 (thuat sach)) y nang xa hoi. lieu gia thanh ((goc va) or (loc va)) hanh di cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((tu sach) OR (thuat sach)) y nang xa hoi. lieu gia thanh ((goc va) OR (loc va)) hanh di cua tre.
• Adding a wildcard symbol may retrieve word variants: ((tu sach) or (thuat sach)) y nang xa hoi. lieu gia thanh ((goc va) or (loc va)) hanh di cua tre*.