Perhaps you should try some spelling variations:
dau tieng » dau tien, cau tieng, day tieng
sach doi » sach hoi, sach moi, sach dao
doi tang » do tang, doi mang, doi tan
cham xuc » cam xuc, chat xuc, cham soc
hanh vin » hanh tin, hanh van, thanh vien
tu sach » thu sach, su sach, te sach
tang ma » mang may, tang van
hieu ve » hieu va, hieu van
ve cham » va cham, ve chat, vu cham
ma hoi » mai hoi, xa hoi, ma hoa
xuc va » duc va, tuc va, luc va

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

• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach doi tang ma hoi. hieu ve cham xuc va ((hanh vin) OR (hanh vi)) dau tieng~.
• Adding a wildcard symbol may retrieve word variants: tu sach doi tang ma hoi. hieu ve cham xuc va ((hanh vin) or (hanh vi)) dau tieng*.