Perhaps you should try some spelling variations:
danh vai » danh sai, danh va, doanh van
cham xuc » cam xuc, chat xuc, cham soc
hieu va » lieu va, hieu qua
vai cua » dai cua, hai cua, lai cua
va danh » va dinh, va dan, va hanh
cua tre » cua te, cuu tre, cua triet
hieu ve » hieu van
lang xa » lang ha, dang xay, lang van
sach lo » sach dao, sach doi, sach hoi
sach o » sac o, sach y, mach o
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: su ((sach o) OR (sach lo)) lang xa hoi. ((hieu ve) or (hieu va)) cham xuc va danh vai cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su ((sach o) OR (sach lo)) lang xa hoi. ((hieu ve) OR (hieu va)) cham xuc va danh vai cua tre*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "su ((sach o) OR (sach lo)) lang xa hoi. ((hieu ve) or (hieu va)) cham xuc va danh vai cua tre*".