Perhaps you should try some spelling variations:
tuan sang » tuan bang, tuan dang, xuan sang
sang cua » mang cua, song cua, hang cua
van tuan » van quan, van ban, anh tuan
cham xuc » cam xuc, chat xuc, cham soc
vu cham » va cham, vu kham, tu cham
xuc van » duc van, luc van, vuc van
tu sach » thu sach, su sach, te sach
hieu vu » hieu va, hieu ve, hieu su
xay hoi » xa hoi, tay hoi, cay phoi
ky danh » ky anh
ky dang » ky nang
cua tre » cua te, cuu tre, cua triet

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 (tu cac)) ((ky dang) OR (ky danh)) xay hoi. hieu vu cham xuc van tuan sang cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((tu sach) OR (tu cac)) ((ky dang) OR (ky danh)) xay hoi. hieu vu cham xuc van tuan sang cua tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((tu sach) or (tu cac)) ((ky dang) OR (ky danh)) xay hoi. hieu vu cham xuc van tuan sang cua tre".
• Adding a wildcard symbol may retrieve word variants: ((tu sach) or (tu cac)) ((ky dang) OR (ky danh)) xay hoi. hieu vu cham xuc van tuan sang cua tre*.