Perhaps you should try some spelling variations:
nhung loi » nhung bai, nhung bi, nhung gi
thoi kien » thoi hien, thoi mien, thoai lien
kien truc » kien thuc
truc may » tren may, truc va
loi quan » moi quan, noi quan, loi nhuan
quan van » luan van, quan va, quan luan
que van » qua van, quy van, quyet van

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

• If you are trying to use Boolean operators, they must be ALL CAPS: (( nhung loi que van. thoi kien truc may ) OR ( nhung loi quan van. thoi kien truc may ))~.
• Adding a wildcard symbol may retrieve word variants: (( nhung loi que van. thoi kien truc may ) or ( nhung loi quan van. thoi kien truc may ))*.