Perhaps you should try some spelling variations:
doanh cua » doanh luan
vay doanh » van doanh, ly doanh, voi doanh
hieu van » hieu va, thien van, lieu va
lang van » dang van, tang van, hoang van
cua cuu » cua chu, cua cau, cua cu
te sach » toc sach
lang xa » lang ha, dang xay
cuu tre » cua tre, cau tren, cau treo
nam tu » nam thu, nam thuc

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 xa) or (lang van)) hoi. hieu van ((nam tu) or (am thuc)) vay doanh cua cuu tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach y ((lang xa) OR (lang van)) hoi. hieu van ((nam tu) OR (am thuc)) vay doanh cua cuu tre.
• Adding a wildcard symbol may retrieve word variants: te sach y ((lang xa) or (lang van)) hoi. hieu van ((nam tu) or (am thuc)) vay doanh cua cuu tre*.