Perhaps you should try some spelling variations:
hang doi » hang di, hang loi, huong doi
dang xay » dang van, van xay
chat xuc » chat huu, cam xuc, chat cua
te sach » toc sach
doi cua » dai cua, hoi cua, dong cua
va hang » van hang, va nang, va lang
hieu va » lieu va, hieu qua
nang xa » nang x, lang xa, nang ma
cua tre » cua te, cuu tre, cua triet

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 ((nang xa) or (dang xay)) hoi. hieu va ((chat xuc) or (chao xu)) va hang doi cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach y ((nang xa) OR (dang xay)) hoi. hieu va ((chat xuc) OR (chao xu)) va hang doi cua tre.
• Adding a wildcard symbol may retrieve word variants: te sach y ((nang xa) or (dang xay)) hoi. hieu va ((chat xuc) or (chao xu)) va hang doi cua tre*.