Perhaps you should try some spelling variations:
thuat sach » thuat lanh, thuat san
chat xuc » chat huu, cam xuc, chao xu
van hang » van khang, van hoang, van thang
xuc van » duc van, luc van, vuc van
cua tre » cua te, cua triet, dua tren
hang di » hang doi, hang vi, hang dien
cuu tre » cau tren, cau treo
va chat » van chat, va phat, cao chat
hieu va » lieu va, hieu qua
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 cac) or (thuat sach)) ky nang x hoi. hieu va chat xuc van hang di ((cua tre) OR (cuu tre))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((tu cac) OR (thuat sach)) ky nang x hoi. hieu va chat xuc van hang di ((cua tre) OR (cuu tre))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((tu cac) or (thuat sach)) ky nang x hoi. hieu va chat xuc van hang di ((cua tre) OR (cuu tre))*".