Perhaps you should try some spelling variations:
nhung chong » nhung cong, nhung phong, nhung phuong
hieu manh » chieu xanh, hieu nganh, dieu hanh
chong van » thong van, hong van, phong van
hoc hieu » hoc thieu, hoc hien, doc hieu
sinh cua » manh cua, sinh va
dinh cuu » dinh chi
van tuan » van quan, van ban, anh tuan
tuan ban » tuan bang, toan ban, luan ban

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc hieu manh - hanh ((sinh cua) OR (dinh cuu)) nhung chong van tuan ban~".
• Adding a wildcard symbol may retrieve word variants: hoc hieu manh - hanh ((sinh cua) OR (dinh cuu)) nhung chong van tuan ban*.