Perhaps you should try some spelling variations:
dang xay » dang van, van xay
chat xuc » chat huu, cam xuc, chao xu
van hanh » van thanh, ban hanh, van anh
te sach » toc sach
lang xa » lang ha, lang van
hieu va » lieu va, hieu qua
va chat » van chat, va phat, cao chat
xuc van » duc van, luc van, xuc ban
hanh di » hanh vi, hanh de, hang di
cua tre » cua te, cuu tre, cua triet
di cua » dai cua, doi cua, de cua

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