Perhaps you should try some spelling variations:
sach thien » sach tien, cach thien, sach tren
ban thanh » ban hanh, ban hang
cham xuc » cam xuc, chat xuc, cham soc
thanh va » thanh van, hanh va, thanh ha
quan xa » quan ha, quan va, quan cua
hieu ve » hieu va, hieu van
ve cham » va cham, ve chat, vu cham
xuc ban » duc ban, cuc ban, quoc ban
va cua » va chua, via cua, ca cua

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 thien) or (sach thieu)) quan xa hoi. hieu ve cham xuc ban thanh va cua vat~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu ((sach thien) OR (sach thieu)) quan xa hoi. hieu ve cham xuc ban thanh va cua vat.
• Adding a wildcard symbol may retrieve word variants: tu ((sach thien) or (sach thieu)) quan xa hoi. hieu ve cham xuc ban thanh va cua vat*.