Perhaps you should try some spelling variations:
thanh vai » thanh hai, thanh van, thanh tai
sach thu » sach thue, sach thieu, sach tham
va cham » va chat, va tham
vai cua » dai cua, hai cua, lai cua
hang xa » hoang xa, hang va, hang ca
sach ty » sach y, sach tu, xach tay
duc gia » quoc gia
va cam » va cac, va cao, va cai
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: thuoc ((sach ty) or (sach thu)) hang xa hoi. hieu ((va cam) OR (va cham)) duc gia thanh vai cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thuoc ((sach ty) OR (sach thu)) hang xa hoi. hieu ((va cam) OR (va cham)) duc gia thanh vai cua te*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "thuoc ((sach ty) or (sach thu)) hang xa hoi. hieu ((va cam) OR (va cham)) duc gia thanh vai cua te*".