Perhaps you should try some spelling variations:
ban thanh » ban hanh, ban hang
thanh lai » thanh hai, thanh lap, thanh loi
cham luc » cham soc, nhan luc, cham cuu
vu sach » vu bach, su sach, vu khach
co sach » bo sach, cuon sach, hoc sach
xang xa » lang xa, mang xa, ang xa
hieu ve » hieu va, hieu van
ve cham » va cham, ve chat, vu cham
luc ban » duc ban, cuc ban, luc bat
lai cua » dai cua, hai cua, lai chau
cua te » cua tu

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((vu sach) or (co sach)) ty xang xa hoi. hieu ve cham luc ban thanh lai cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((vu sach) OR (co sach)) ty xang xa hoi. hieu ve cham luc ban thanh lai cua te.
• Adding a wildcard symbol may retrieve word variants: ((vu sach) or (co sach)) ty xang xa hoi. hieu ve cham luc ban thanh lai cua te*.