Perhaps you should try some spelling variations:
chung san » chung han, nhung san, chung asean
nhung gi » nhung bi, nhung bai
hieu cac » hieu luc, hieu va, hieu van
gi chung » gi cung, di chung, giay chung
nien gia » nien giam, bien gia, kien gia
gi luan » gia luan, li luan, bai luan
cac xuc » cam xuc, cac nuoc, chat xuc
gia muc » gia thuc

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 luan van. biet the hieu cac xuc ) or ( nhung gi chung san. biet the nien gia muc ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( nhung gi luan van. biet the hieu cac xuc ) OR ( nhung gi chung san. biet the nien gia muc )).
• Adding a wildcard symbol may retrieve word variants: (( nhung gi luan van. biet the hieu cac xuc ) or ( nhung gi chung san. biet the nien gia muc ))*.