Perhaps you should try some spelling variations:
cham tuc » nham thuc, pham thuc, tham thuc
te sach » toc sach
dinh te » kinh te, dinh ve, dinh tu
hieu ve » hieu va, hieu van
ve cham » va cham, ve chat, vu cham
xu dang » su dang, vu dang, xo dang
xu lang » cu lang, tu lang, xu quang
cua tre » cua te, cuu tre, cua triet
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) OR (xu dang)) xa hoi. hieu ve cham 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) OR (xu dang)) xa hoi. hieu ve cham tuc va ((dinh te) OR (dich te)) cua tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach ((xu lang) OR (xu dang)) xa hoi. hieu ve cham tuc va ((dinh te) or (dich te)) cua tre".
• Adding a wildcard symbol may retrieve word variants: te sach ((xu lang) OR (xu dang)) xa hoi. hieu ve cham tuc va ((dinh te) or (dich te)) cua tre*.