Perhaps you should try some spelling variations:
ban thanh » ban hanh, ban hang
thanh ve » hanh ve, thanh va, thanh vien
hang xa » hoang xa, hang va, hang ca
duc ban » duc tan, duc van, dua ban
sach ty » sach tu, sach thu, xach tay
ve cua » le cua, de cua, te cua
cua te » cua tu
ve cac » va cac, vien cac
ve cam » ve cham, va cam, ve cai

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 ty) OR (sach y)) hang xa hoi. hieu ((ve cam) or (ve cac)) duc ban thanh ve cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: vu ((sach ty) OR (sach y)) hang xa hoi. hieu ((ve cam) OR (ve cac)) duc ban thanh ve cua te.
• The words AND, OR and NOT may confuse the search; try adding quotes: "vu ((sach ty) OR (sach y)) hang xa hoi. hieu ((ve cam) or (ve cac)) duc ban thanh ve cua te".
• Adding a wildcard symbol may retrieve word variants: vu ((sach ty) OR (sach y)) hang xa hoi. hieu ((ve cam) or (ve cac)) duc ban thanh ve cua te*.