Perhaps you should try some spelling variations:
dung doi » huong doi, dung tai, dung co
vu sach » vu bach, su sach, vu khach
sach ty » sach y, sach tu, sach thu
doi cua » dai cua, hoi cua
xa dung » xay dung, xa dong, va dung
cam tuc » cam xuc, nam thuc, dam thuc
xang xa » lang xa, mang xa, ang xa
hieu ve » hieu va, hieu van
cua tre » cua te, cuu tre, cua triet
cam tu » cam thu, nam tu, dam tu

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

• Performing a fuzzy search may retrieve terms with similar spellings: vu sach ty xang xa hoi. ((hieu ve) or (lieu va)) ((cam tuc) OR (cam tu)) xa dung doi cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: vu sach ty xang xa hoi. ((hieu ve) OR (lieu va)) ((cam tuc) OR (cam tu)) xa dung doi cua tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "vu sach ty xang xa hoi. ((hieu ve) or (lieu va)) ((cam tuc) OR (cam tu)) xa dung doi cua tre".
• Adding a wildcard symbol may retrieve word variants: vu sach ty xang xa hoi. ((hieu ve) or (lieu va)) ((cam tuc) OR (cam tu)) xa dung doi cua tre*.