Perhaps you should try some spelling variations:
nhung thoi » nhung thi, phung thi, nhung loi
quen vang » quan van, que van, quen hanh
quet lang » quan lang, biet lang
nhung gi » nhung bi, nhung bai
que lang » quan lang, que quang, que van
vien cac » vien bach, vien dai, vien da
cac nuoc » cap nuoc, hoc nuoc, dat nuoc

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((nhung gi) or (nhung thoi)) ((quen vang) or (((quet lang) OR (que lang)))). biet the vien cac nuoc~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((nhung gi) OR (nhung thoi)) ((quen vang) OR (((quet lang) OR (que lang)))). biet the vien cac nuoc.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((nhung gi) or (nhung thoi)) ((quen vang) or (((quet lang) OR (que lang)))). biet the vien cac nuoc".
• Adding a wildcard symbol may retrieve word variants: ((nhung gi) or (nhung thoi)) ((quen vang) or (((quet lang) OR (que lang)))). biet the vien cac nuoc*.