Perhaps you should try some spelling variations:
hanh dai » hanh tai, hanh dao, vanh dai
te sach » toc sach
song xa » song cua
hieu ve » hieu va, hieu van
vuc van » luc van, thuc van, chuc van
duc van » duc va, duc tan, duc manh
cua cau » cua cac, cua chu, cua cay
y song » _ song, c song, k song
ve cac » va cac, vien cac

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 y song xa hoi. hieu ve cac ((vuc van) or (duc van)) hanh dai cua cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach y song xa hoi. hieu ve cac ((vuc van) OR (duc van)) hanh dai cua cau*.