Perhaps you should try some spelling variations:
hanh tai » thanh tai, hang tai, han tai
sach thu » sach thue, sach thieu, sach tham
hanh vai » hanh vi, hanh va, hanh van
hieu ve » hieu va, hieu van
sach ty » sach y, sach tu, xach tay
cau luc » cau truc, cau phuc
ve cau » ke cau, va cau, ve cac
luc va » duc va, tuc va, loc va
cua te » cua tu
x hoi » xa hoi, o hoi, x ho

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu ((sach ty) or (sach thu)) nang x hoi. hieu ve cau luc va ((hanh vai) or (hanh tai)) cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu ((sach ty) OR (sach thu)) nang x hoi. hieu ve cau luc va ((hanh vai) OR (hanh tai)) cua te.
• Adding a wildcard symbol may retrieve word variants: tu ((sach ty) or (sach thu)) nang x hoi. hieu ve cau luc va ((hanh vai) or (hanh tai)) cua te*.