Perhaps you should try some spelling variations:
dang xay » dang van, van xay
thanh vi » hanh vi, thanh va, thanh ve
va thanh » gia thanh, ban thanh, va tinh
lam tuc » lam thuoc, lam truoc, luat tuc
cua tre » cua te, cuu tre, cua triet
lang xa » lang ha, lang van
ban ky » van ky
va lam » van lam, va lap
dan ky » van ky
tuc va » thuc va, truc va, tuc xa
vi cua » vai cua, di cua

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: tu ((ban ky) OR (dan ky)) ((lang xa) or (dang xay)) hoi. lieu va lam tuc va thanh vi cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu ((ban ky) OR (dan ky)) ((lang xa) OR (dang xay)) hoi. lieu va lam tuc va thanh vi cua tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu ((ban ky) OR (dan ky)) ((lang xa) or (dang xay)) hoi. lieu va lam tuc va thanh vi cua tre".
• Adding a wildcard symbol may retrieve word variants: tu ((ban ky) OR (dan ky)) ((lang xa) or (dang xay)) hoi. lieu va lam tuc va thanh vi cua tre*.