Perhaps you should try some spelling variations:
dung dai » duong dai, dung tai, dung dat
vu sach » vu bach, su sach, vu khach
sach ty » sach y, sach tu, sach thu
xang xa » lang xa, mang xa, ang xa
hieu ve » hieu va, hieu van
cam tuc » cam xuc, nam thuc, dam thuc
xa dung » xay dung, xa dong, va dung
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 dai 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 dai 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 dai cua tre*.