Perhaps you should try some spelling variations:
chung hoang » khung hoang, phuong hoang, chung khoan
chieu sang » chieu xanh, hieu lang, nhieu tang
chieu sach » chinh sach, chiet tach, chieu xanh
luan chung » luan chinh
phan cong » thanh cong
cong luan » tong luan, cong tuan, dong luan
hoang van » hang va
van van » tan van, san van, van vat

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho ((chieu sang) or (chieu sach)) - phan cong luan chung hoang van van ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((chieu sang) OR (chieu sach)) - phan cong luan chung hoang van van ban*.