Perhaps you should try some spelling variations:
chat xuc » chat huu, cam xuc, chao xu
van hanh » van thanh, van anh, van ban
ban hanh » ban hang
su sach » so sach, vu sach
nang xa » nang x, lang xa, nang ma
hieu va » lieu va
cua tre » cua te, cuu tre, cua triet
y nang » ky nang, ly nang, v nang
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: su sach y nang xa hoi. ((hieu va) or (hieu qua)) chat xuc ((van hanh) OR (ban hanh)) vi cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sach y nang xa hoi. ((hieu va) OR (hieu qua)) chat xuc ((van hanh) OR (ban hanh)) vi cua tre*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "su sach y nang xa hoi. ((hieu va) or (hieu qua)) chat xuc ((van hanh) OR (ban hanh)) vi cua tre*".