Perhaps you should try some spelling variations:
thu sach » tu sach, thuat sach, thuoc sach
chat xuc » chat huu, cam xuc, chat cua
tu cach » tu cac
hang di » hang doi, hang vi, hang dien
va hang » van hang, va nang, va lang
hieu vu » hieu va, hieu ve, hieu su
cua tre » cua te, cuu tre, cua triet
di cua » dai cua, doi cua, de cua
x hoi » xa hoi, o hoi, x ho

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((tu cach) or (thu sach)) ky nang x hoi. hieu vu ((chat xuc) OR (chao xu)) va hang di cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((tu cach) OR (thu sach)) ky nang x hoi. hieu vu ((chat xuc) OR (chao xu)) va hang di cua tre*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((tu cach) or (thu sach)) ky nang x hoi. hieu vu ((chat xuc) OR (chao xu)) va hang di cua tre*".