Perhaps you should try some spelling variations:
thanh ve » hanh ve, thanh va, thanh vien
te sach » toc sach
duc gia » quoc gia
xuc gia » luc gia, tuc gia, quoc gia
va cham » va chat, va tham
sach tu » sach thu, cach tu, sach ty
hieu va » lieu va, hieu qua
sang ma » tang ma, nang ma, sang tao
xang ma » tang ma, nang ma, rang ma
ve cua » le cua, de cua, te cua
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: te sach tu ((xang ma) OR (sang ma)) hoi. hieu va cham ((xuc gia) or (duc gia)) thanh ve cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach tu ((xang ma) OR (sang ma)) hoi. hieu va cham ((xuc gia) OR (duc gia)) thanh ve cua te.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach tu ((xang ma) OR (sang ma)) hoi. hieu va cham ((xuc gia) or (duc gia)) thanh ve cua te".
• Adding a wildcard symbol may retrieve word variants: te sach tu ((xang ma) OR (sang ma)) hoi. hieu va cham ((xuc gia) or (duc gia)) thanh ve cua te*.