Perhaps you should try some spelling variations:
thoi quyet » toi quyet, theo quyet, thoi quen
nhung thoi » nhung thi, phung thi, nhung loi
nhung tai » nhung trai, nhung bai, nhung tap
hoc trung » hoc truong, hoc trong, hoc thuong
trung hoc » trung quoc
boi dung » boi duong, noi dung, hoi dung
dung hoc » dong hoc, dung thuoc, dung khoa
quy van » duy van, qua van, quan van
hoc mon » hoc moi, hoc cong, hoc bong
hoc mot » hoc moi

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

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