Perhaps you should try some spelling variations:
thanh vai » thanh hai, thanh van, thanh tai
dang xay » van xay
dang van » hoang van, hang va
va thanh » gia thanh, ban thanh, va tinh
cham xuc » cam xuc, chat xuc, cham soc
va cham » va chat, va tham
vai cua » dai cua, hai cua, lai cua
so sach » so sanh, bo sach, co sach
hieu va » lieu va, hieu qua
cua tre » cua te, cuu tre, cua triet
xuc va » duc va, tuc va, luc va

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 y ((((dang xay) OR (dang van))) or (nang x)) hoi. hieu va cham xuc va thanh vai cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: so sach y ((((dang xay) OR (dang van))) OR (nang x)) hoi. hieu va cham xuc va thanh vai cua tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "so sach y ((((dang xay) OR (dang van))) or (nang x)) hoi. hieu va cham xuc va thanh vai cua tre".
• Adding a wildcard symbol may retrieve word variants: so sach y ((((dang xay) OR (dang van))) or (nang x)) hoi. hieu va cham xuc va thanh vai cua tre*.