Perhaps you should try some spelling variations:
dinh vai » dinh van, dinh vi, dinh va
dang xay » dang van, van xay
cham xuc » cam xuc, chat xuc, cham soc
tu sach » thu sach, su sach, te sach
hieu su » hieu sau, tieu su, hieu so
vai cua » dai cua, hai cua, lai cua
va dinh » van dinh, va kinh, va tinh
cua tre » cua te, cuu tre, cua triet
hieu vu » hieu va, hieu ve, dieu vu
lang xa » lang ha, lang van
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: tu sach y ((lang xa) or (dang xay)) hoi. ((hieu vu) OR (hieu su)) cham xuc va dinh vai cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach y ((lang xa) OR (dang xay)) hoi. ((hieu vu) OR (hieu su)) cham xuc va dinh vai cua tre*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sach y ((lang xa) or (dang xay)) hoi. ((hieu vu) OR (hieu su)) cham xuc va dinh vai cua tre*".