Perhaps you should try some spelling variations:
doanh van » doan van, doanh va, doanh ban
dang van » hoang van, hang va
danh vai » danh sai, danh va, hanh vi
hieu van » hieu va, thien van, lieu va
te sach » toc sach
van cam » van nam, van lam, van cau
lang xa » lang ha, dang xay, lang van
cua tre » cua te, cuu tre, cua triet
xuc va » duc va, tuc va, luc 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 y ((lang xa) or (dang van)) hoi. hieu van cam xuc va ((danh vai) OR (doanh van)) cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach y ((lang xa) OR (dang van)) hoi. hieu van cam xuc va ((danh vai) OR (doanh van)) cua tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach y ((lang xa) or (dang van)) hoi. hieu van cam xuc va ((danh vai) OR (doanh van)) cua tre".
• Adding a wildcard symbol may retrieve word variants: te sach y ((lang xa) or (dang van)) hoi. hieu van cam xuc va ((danh vai) OR (doanh van)) cua tre*.