Perhaps you should try some spelling variations:
thu sach » tu sach, thuat sach, thuoc sach
va thanh » gia thanh, ban thanh, va tinh
thanh vi » hanh vi, thanh va, thanh ve
dua tren » dung tren
lang xa » lang ha, dang xay, lang van
cao xuc » cam xuc, cao duc, cao suc
dao duc » giao duc, tao duoc
cuu tre » cua tre, cau tren, cau treo
y lang » o lang, _ lang, tay lang

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

• Performing a fuzzy search may retrieve terms with similar spellings: thu sach y lang xa hoi. hieu qua ((cao xuc) or (dao duc)) va thanh vi ((dua tren) or (cuu tre))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thu sach y lang xa hoi. hieu qua ((cao xuc) OR (dao duc)) va thanh vi ((dua tren) OR (cuu tre)).
• Adding a wildcard symbol may retrieve word variants: thu sach y lang xa hoi. hieu qua ((cao xuc) or (dao duc)) va thanh vi ((dua tren) or (cuu tre))*.