Perhaps you should try some spelling variations:
vay doanh » van doanh, ly doanh, voi doanh
lang van » dang van, tang van, hoang van
hieu van » thien van, lieu va, hieu ve
su triet » su viet, su tien, ve triet
doanh va » doan va, doanh tai, doanh cua
te sach » toc sach
xuc vay » xuc hay
cuu tre » cua tre, cau tren, cau treo
nam xuc » cam xuc, nam xua, nam thuc
hieu va » lieu va, hieu qua
van hoi » van hoa, van hoc, van hoe
y lang » o lang, _ lang, tay lang

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