Perhaps you should try some spelling variations:
ban thanh » ban hanh, ban hang
cham duc » pham duc, cham soc, pham duy
te sach » toc sach
lai cua » hai cua, lai chau, thai cua
duc ban » duc tan, duc van, dua ban
ve cham » va cham, ve chat, vu cham
hieu ve » hieu va, hieu van
sach ty » sach y, sach tu, sach thu
nang ma » tang ma, nang cao, mang may
sang ma » tang ma, sang tao, mang may

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

• Performing a fuzzy search may retrieve terms with similar spellings: te sach ty ((sang ma) OR (nang ma)) hoi. hieu ve cham duc ban thanh ((lai cua) or (dai cua)) tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ty ((sang ma) OR (nang ma)) hoi. hieu ve cham duc ban thanh ((lai cua) OR (dai cua)) tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach ty ((sang ma) OR (nang ma)) hoi. hieu ve cham duc ban thanh ((lai cua) or (dai cua)) tre".
• Adding a wildcard symbol may retrieve word variants: te sach ty ((sang ma) OR (nang ma)) hoi. hieu ve cham duc ban thanh ((lai cua) or (dai cua)) tre*.