Perhaps you should try some spelling variations:
phuong dung » thong dung, cuong dung, phuong hoang
chieu sach » chinh sach, chieu sang, chieu xanh
hanh hang » thanh hang, hang hang, hanh han
va phuong » va thuong, cac phuong
dung anh » dung danh, duong anh, dong anh
tuan ban » tuan bang, toan ban, luan ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc ((chieu sach) or (chiet tach)) - hanh hang va phuong dung anh tuan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((chieu sach) OR (chiet tach)) - hanh hang va phuong dung anh tuan ban.
• Adding a wildcard symbol may retrieve word variants: hoc ((chieu sach) or (chiet tach)) - hanh hang va phuong dung anh tuan ban*.