Perhaps you should try some spelling variations:
chat luoc » chat luong, chat hoc, chat xuc
thanh tai » thanh hai, thanh toan, doanh tai
thanh dai » thanh hai, thanh dat, thanh oai
luoc gia » quoc gia, luc gia, luong gia
so sach » so sanh, bo sach, co sach
sach ty » sach y, sach tu, sach thu
hieu va » lieu va, hieu qua
hieu ve » hieu van
cua tre » cua te, cuu tre, cua triet
ang xa » lang xa, mang xa, dang xay
ty ang » ty xang, ty hang, ty anh

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: so sach ty ang xa hoi. ((hieu ve) or (hieu va)) chat luoc gia ((thanh dai) OR (thanh tai)) cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: so sach ty ang xa hoi. ((hieu ve) OR (hieu va)) chat luoc gia ((thanh dai) OR (thanh tai)) cua tre*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "so sach ty ang xa hoi. ((hieu ve) or (hieu va)) chat luoc gia ((thanh dai) OR (thanh tai)) cua tre*".