Perhaps you should try some spelling variations:
hieu van » hieu va, thien van, lieu va
doanh va » doan va, doanh tai, doanh cua
va doanh » van doanh, vay doanh, va danh
tang van » dang van, hoang van, trong van
lam duoc » nam duoc, luat duoc, lam thuoc
van lam » van nam
cua tre » cuu tre, cua triet, dua tren
duoc va » nuoc va, duc va, duoc ma
te sach » toc sach
sach ty » sach y, sach tu, sach thu
lang xa » lang ha, dang xay, lang van
cua te » cua tu

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 ty ((lang xa) or (tang van)) hoi. hieu van lam duoc va doanh va ((cua tre) OR (cua te))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ty ((lang xa) OR (tang van)) hoi. hieu van lam duoc va doanh va ((cua tre) OR (cua te))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach ty ((lang xa) or (tang van)) hoi. hieu van lam duoc va doanh va ((cua tre) OR (cua te))*".