Perhaps you should try some spelling variations:
xach tay » canh tay
hanh via » hanh vi, hanh va, anh va
hieu van » hieu va, thien van, lieu va
dang xay » dang van, van xay
sach thu » sach thue, sach thieu, sach tham
lang xa » lang ha, lang van
nam tuc » nam thuc, nam truc, nam tu
va hanh » van hanh, va thanh, va danh
via cuu » via cua, vinh cuu
cuu tre » cua tre, cau tren, cau treo
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: toc ((xach tay) or (sach thu)) ((lang xa) or (dang xay)) hoi. hieu van nam tuc va hanh via cuu tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: toc ((xach tay) OR (sach thu)) ((lang xa) OR (dang xay)) hoi. hieu van nam tuc va hanh via cuu tre.
• Adding a wildcard symbol may retrieve word variants: toc ((xach tay) or (sach thu)) ((lang xa) or (dang xay)) hoi. hieu van nam tuc va hanh via cuu tre*.