Perhaps you should try some spelling variations:
nhung thoi » phung thi, nhung loi, nhung tri
nhung thi » phung thi, nhung tri, nhung chi
thoi duy » thoi dai, thoi ky, thi dua
duy van » duy vat, dung van
quen su » quyen su, quen suc, quan su
thi qua » thi quan, thi dua, thi cua
qua van » quan van, qua ban, qua san
quen so » quyen so, quan so, quen nho
so giao » so giai, hoc giao

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 duy van. thoi quen su giao ) or ( nhung thi qua van. thoi quen so giao ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( nhung thoi duy van. thoi quen su giao ) OR ( nhung thi qua van. thoi quen so giao )).
• Adding a wildcard symbol may retrieve word variants: (( nhung thoi duy van. thoi quen su giao ) or ( nhung thi qua van. thoi quen so giao ))*.