Perhaps you should try some spelling variations:
thanh ve » hanh ve, thanh va, thanh vien
vu sach » vu bach, su sach, vu khach
sach vu » sach va, sach tu, sach uu
vu nang » vuc nang, va nang, vu dang
qua cao » qua cac, qua ca, qua cai
vuc van » duc van, thuc van, chuc van
luc van » luoc van, luu van, duc van
x hoi » xa hoi, o hoi, x ho
ve su » va su
kien » bien, vien, tien

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 vu nang x hoi. hieu qua cao ((vuc van) OR (luc van)) thanh ve su kien~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "vu sach vu nang x hoi. hieu qua cao ((vuc van) OR (luc van)) thanh ve su kien".
• Adding a wildcard symbol may retrieve word variants: vu sach vu nang x hoi. hieu qua cao ((vuc van) OR (luc van)) thanh ve su kien*.