Perhaps you should try some spelling variations:
lam duoc » nam duoc, luat duoc, lam thuoc
dinh lam » dinh van, tinh lao
hieu van » hieu va, thien van, lieu va
te sach » toc sach
lam cuu » lam chu, lam cua, cham cuu
va dinh » van dinh, va kinh, va tinh
lam luc » lao luc
lang xa » lang ha, dang xay, lang van
cuu tre » cua tre, cau tren, cau treo

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