Perhaps you should try some spelling variations:
te sach » toc sach
sach xu » sach xa, cach xu, mach xu
xu lang » cu lang, tu lang, xu dang
lang xa » lang ha, dang xay, lang van
hieu ve » hieu va, hieu van
cam tuc » cam xuc, cam tu, nam thuc
dinh te » kinh te, dinh ve, dinh tu
cua tre » cua te, cuu tre, cua triet
ve cam » ve cham, ve cac, va cam
tuc va » thuc va, truc va, tuc xa

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 xu lang xa hoi. hieu ve cam tuc va ((dinh te) or (dich te)) cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach xu lang xa hoi. hieu ve cam tuc va ((dinh te) OR (dich te)) cua tre.
• Adding a wildcard symbol may retrieve word variants: te sach xu lang xa hoi. hieu ve cam tuc va ((dinh te) or (dich te)) cua tre*.