Perhaps you should try some spelling variations:
nhung thoi » nhung thi, phung thi, nhung loi
doi tuong » moi truong, doi song
tuong doi » trong doi, huong doi, tuong voi
quen vang » que van, que lang, quen hanh
con duong » van duong
duong uoc » huong uoc, duong hoc, duong nguoc
chung vi » chung cu, chung tu, hung v
quan van » luan van, quan va, quan luan
vi quan » va quan, ve quan, vo quan
doi mo » doi moi, doi bo, doi co

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

• Performing a fuzzy search may retrieve terms with similar spellings: (( chung vi quan van. doi tuong doi mo ) or ( nhung thoi quen vang. con duong uoc mo ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( chung vi quan van. doi tuong doi mo ) OR ( nhung thoi quen vang. con duong uoc mo )).
• Adding a wildcard symbol may retrieve word variants: (( chung vi quan van. doi tuong doi mo ) or ( nhung thoi quen vang. con duong uoc mo ))*.