Perhaps you should try some spelling variations:
nguoi duong » nguoi muong, nguoi dung, nuoi duong
quen vang » quan van, que van, que lang
boi duong » hai duong, doi tuong, con duong
duong cac » luong cac, dung cac, cuong cac
phung tac » phuong tay, phung tran, phuong tai
duong hoc » dong hoc, dung hoc, duong hoi
nhung gi » nhung bi, nhung bai
cac cong » cua cong
gi quen » si quyen
quan ha » quan he
hoc mo » hoc moi, hoc mot, hoc mon

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 quen vang. boi duong cac cong ) or ( phung tac quan ha. nguoi duong hoc mo ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( nhung gi quen vang. boi duong cac cong ) OR ( phung tac quan ha. nguoi duong hoc mo )).
• Adding a wildcard symbol may retrieve word variants: (( nhung gi quen vang. boi duong cac cong ) or ( phung tac quan ha. nguoi duong hoc mo ))*.