Perhaps you should try some spelling variations:
hieu van » hieu va, thien van, lieu va
cham xuc » chat xuc, cham soc, pham duc
tu sach » thu sach, su sach, te sach
hang vi » hang va, hanh vi, khang voi
hang di » hang doi, hang dien, hang dich
cuu tre » cua tre, cau tren, cau treo
lang xa » lang ha, dang xay, lang van

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

• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach _ lang xa hoi. hieu van ((cham xuc) OR (cam xuc)) va ((hang di) OR (hang vi)) cuu tre~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sach _ lang xa hoi. hieu van ((cham xuc) or (cam xuc)) va ((hang di) OR (hang vi)) cuu tre~".
• Adding a wildcard symbol may retrieve word variants: tu sach _ lang xa hoi. hieu van ((cham xuc) or (cam xuc)) va ((hang di) OR (hang vi)) cuu tre*.