Perhaps you should try some spelling variations:
duong thuoc » dung thuoc, dong thuoc, duong phuoc
nguoi tuong » nguoi thuong, nguoi muong, nguoi thong
nhung thoi » nhung thi, phung thi, nhung tri
thoi quyet » toi quyet, theo quyet, thoi quen
boi duong » hai duong, doi tuong, con duong
thuoc moi » hoc moi, thuoc ma, thuoc tai
nhung loi » nhung bai, nhung bi, nhung gi
loi quyet » toi quyet, bi quyet, loi que
tuong hoc » truong hoc, tuong ho, duong hoc
hoc mon » hoc moi, hoc mot, hoc cong

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

• Performing a fuzzy search may retrieve terms with similar spellings: (( nhung thoi quyet van. boi duong thuoc moi ) or ( nhung loi quyet van. nguoi tuong hoc mon ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( nhung thoi quyet van. boi duong thuoc moi ) OR ( nhung loi quyet van. nguoi tuong hoc mon )).
• Adding a wildcard symbol may retrieve word variants: (( nhung thoi quyet van. boi duong thuoc moi ) or ( nhung loi quyet van. nguoi tuong hoc mon ))*.