Perhaps you should try some spelling variations:
thanh ve » hanh ve, thanh va, thanh vien
vu sach » vu bach, su sach, vu khach
hieu va » hieu qua
y xang » ty xang
ve cua » le cua, de cua, te cua
xang x » nang x
cua te » cua tu
tu xa » tu xay, tu va, tu ma
te xa » te va
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: vu sach y xang x hoi. ((hieu va) or (lieu va)) nam ((tu xa) or (te xa)) thanh ve cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: vu sach y xang x hoi. ((hieu va) OR (lieu va)) nam ((tu xa) OR (te xa)) thanh ve cua te.
• Adding a wildcard symbol may retrieve word variants: vu sach y xang x hoi. ((hieu va) or (lieu va)) nam ((tu xa) or (te xa)) thanh ve cua te*.