Perhaps you should try some spelling variations:
thanh sang » thanh san, thanh hang, thanh hoang
ban thanh » ban hanh, ban hang
sang cua » mang cua, song cua, hang cua
nam duoc » nam thuoc, da duoc, dat duoc
su sach » so sach, vu sach
sach ty » sach y, sach tu, sach thu
cua tre » cua te, cuu tre, cua triet
hieu ve » hieu va, hieu van
lang xa » lang ha, dang xay, lang van
tang xa » trang xa, tang ma, tang ha

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

• Performing a fuzzy search may retrieve terms with similar spellings: su sach ty ((tang xa) OR (lang xa)) hoi. hieu ve ((nam duoc) or (cam xuc)) ban thanh sang cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sach ty ((tang xa) OR (lang xa)) hoi. hieu ve ((nam duoc) OR (cam xuc)) ban thanh sang cua tre*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "su sach ty ((tang xa) OR (lang xa)) hoi. hieu ve ((nam duoc) or (cam xuc)) ban thanh sang cua tre*".