Perhaps you should try some spelling variations:
hieu van » hieu va, thien van, lieu va
te sach » toc sach
nam xuc » nam xua, nam thuc, nam duoc
va hanh » van hanh, va thanh, va danh
cua tre » cua te, cuu tre, cua triet
y dang » ky dang, _ dang, b dang
2 dang » 2 danh, _ dang, b dang
vi cua » vai cua, di cua

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 ((y dang) or (2 dang)) ma hoa. hieu van ((nam xuc) or (cam xuc)) va hanh vi cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ((y dang) OR (2 dang)) ma hoa. hieu van ((nam xuc) OR (cam xuc)) va hanh vi cua tre.
• Adding a wildcard symbol may retrieve word variants: te sach ((y dang) or (2 dang)) ma hoa. hieu van ((nam xuc) or (cam xuc)) va hanh vi cua tre*.