Perhaps you should try some spelling variations:
hieu van » hieu va, thien van, hieu ve
cham xuc » cam xuc, chat xuc, cham soc
te sach » toc sach
sach ky » sac ky, sach y, sach ty
nang xa » nang x, lang xa, nang ma
va danh » va dinh, va hanh, dia danh
cuu tre » cua tre, cau tren, cau treo
va dan » ca dan, va dao, va dau
di cuu » di cau, di cua, dinh cuu

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

• Performing a fuzzy search may retrieve terms with similar spellings: te sach ky nang xa hoi. ((hieu van) or (lieu va)) cham xuc ((va danh) OR (va dan)) di cuu tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ky nang xa hoi. ((hieu van) OR (lieu va)) cham xuc ((va danh) OR (va dan)) di cuu tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach ky nang xa hoi. ((hieu van) or (lieu va)) cham xuc ((va danh) OR (va dan)) di cuu tre".
• Adding a wildcard symbol may retrieve word variants: te sach ky nang xa hoi. ((hieu van) or (lieu va)) cham xuc ((va danh) OR (va dan)) di cuu tre*.