Perhaps you should try some spelling variations:
nhung khai » nhung kham, nhung bai, nhung pham
nhung loi » nhung bai, nhung bi, nhung gi
loi quyet » toi quyet, bi quyet, loi que
nguoi dan » nguoi dao, nguoi san, nguong dan
dan thuoc » dang thuoc, dan thuc, ban thuoc
thuoc ma » hoc ma, duoc ma
khai cua » thai cua, hai cua, khi cua
noi dung » hoc dung
dung uoc » dung quoc, dung hoc, dung coc
cua van » cua ban, cua vat, cua dan

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 quyet van. nguoi dan thuoc ma ) OR ( nhung khai cua van. noi dung uoc mo ))~.
• Adding a wildcard symbol may retrieve word variants: (( nhung loi quyet van. nguoi dan thuoc ma ) or ( nhung khai cua van. noi dung uoc mo ))*.