Perhaps you should try some spelling variations:
thanh lai » thanh hai, thanh lap, thanh loi
ban thanh » ban hanh, ban hang
chau vat » chau van, cua vat, chat va
thu sach » thuat sach, thuoc sach, thu hoach
cham luc » cham soc, nhan luc, cham cuu
luc ban » duc ban, cuc ban, luc bat
va cham » va chat, va tham
hieu va » lieu va, hieu qua
tu sach » su sach, te sach, tu cach
sang ma » tang ma, sang tao, mang may
nang ma » tang ma, nang cao, mang may

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) OR (thu sach)) ty ((sang ma) OR (nang ma)) hoi. hieu va cham luc ban thanh lai chau vat~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((tu sach) OR (thu sach)) ty ((sang ma) or (nang ma)) hoi. hieu va cham luc ban thanh lai chau vat~".
• Adding a wildcard symbol may retrieve word variants: ((tu sach) OR (thu sach)) ty ((sang ma) or (nang ma)) hoi. hieu va cham luc ban thanh lai chau vat*.