Perhaps you should try some spelling variations:
dang thuoc » dung thuoc
nhung loi » nhung bai, nhung bi, nhung gi
thuoc cao » thuoc co, thuc cao, thuoc bao
gian lang » gian dan
dung duoc » dong duoc, cung duoc, dung quoc
que lang » quet lang, quan lang, que quang
hoc dang » hoc dan, hoc dung, hoc bang
loi gian » loi giai, toi gian, thoi gian
noi dung » hoc dung
duoc hoc » quoc hoi

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

• Performing a fuzzy search may retrieve terms with similar spellings: (( nhung loi que lang. hoc dang thuoc cao ) or ( nhung loi gian lang. noi dung duoc hoc ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( nhung loi que lang. hoc dang thuoc cao ) OR ( nhung loi gian lang. noi dung duoc hoc )).
• Adding a wildcard symbol may retrieve word variants: (( nhung loi que lang. hoc dang thuoc cao ) or ( nhung loi gian lang. noi dung duoc hoc ))*.