Perhaps you should try some spelling variations:
nhung thoi » nhung thi, phung thi, nhung loi
dung quoc » dang quoc, dong quoc, trung quoc
gian lang » gian dan
cung duoc » trung duoc, cuu duoc, dong duoc
thoi que » thoi quen, thon que, thong que
que lang » quet lang, quan lang, que quang
hoc dung » hoc ung, hoc dan, tac dung
quoc cao » quoc bao, quoc cac, quoc cho
noi cung » noi dung, noi cong, loi cung
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 thoi que lang. hoc dung quoc cao ) or ( nhung thoi gian lang. noi cung duoc hoc ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( nhung thoi que lang. hoc dung quoc cao ) OR ( nhung thoi gian lang. noi cung duoc hoc )).
• Adding a wildcard symbol may retrieve word variants: (( nhung thoi que lang. hoc dung quoc cao ) or ( nhung thoi gian lang. noi cung duoc hoc ))*.