Perhaps you should try some spelling variations:
dau tren » dau tien, dat tren, dau tieng
cham xuc » chat xuc, cham soc, pham duc
cua tre » cua te, cuu tre, cua triet
dan lai » dan loai, dan lap, dan lat
sach ty » sach y, sach tu, sach thu
so sach » so sanh, bo sach, co sach
hieu ve » hieu va, hieu van
hang xa » hoang xa, hang va, hang ca
ty hang » ly hang, ty xang, thi hang
va dan » ca dan, va dao, va dau

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 hang xa hoi. hieu ve ((cham xuc) or (cam xuc)) va dan lai ((cua tre) or (dau tren))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: so sach ty hang xa hoi. hieu ve ((cham xuc) OR (cam xuc)) va dan lai ((cua tre) OR (dau tren)).
• Adding a wildcard symbol may retrieve word variants: so sach ty hang xa hoi. hieu ve ((cham xuc) or (cam xuc)) va dan lai ((cua tre) or (dau tren))*.