Perhaps you should try some spelling variations:
hieu van » hieu va, thien van, lieu va
toc sach » hoc sach, doc sach, thuoc sach
danh vai » danh sai, danh va, doanh van
lang van » dang van, tang van, hoang van
van lam » van nam
vai cuu » vai cua
van hoi » van hoa, van hoc, van hoe
ky lang » ky nang, ky dang, ky tang
cuu tre » cua tre, cau tren, cau treo
xuc va » tuc va, luc va, xac va

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) OR (toc sach)) ky lang van hoi. hieu van lam ((xuc va) or (duc va)) danh vai cuu tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((te sach) OR (toc sach)) ky lang van hoi. hieu van lam ((xuc va) OR (duc va)) danh vai cuu tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((te sach) OR (toc sach)) ky lang van hoi. hieu van lam ((xuc va) or (duc va)) danh vai cuu tre".
• Adding a wildcard symbol may retrieve word variants: ((te sach) OR (toc sach)) ky lang van hoi. hieu van lam ((xuc va) or (duc va)) danh vai cuu tre*.