Perhaps you should try some spelling variations:
thanh trung » thanh tung
chieu xanh » chieu tinh, hieu manh
chieu sang » hieu lang, nhieu tang
chieu sach » chinh sach, chiet tach, hieu cach
nhung cong » dung cong, thong cong, hang cong
trung cua » truong cua, trung tuan, trung cap
cua nhung » va nhung
cong van » cong vang, cong san, song van
van tuan » van quan, van ban, anh tuan
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: ho ((chieu xanh) or (((chieu sang) OR (chieu sach)))) - thanh trung cua nhung cong van tuan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((chieu xanh) OR (((chieu sang) OR (chieu sach)))) - thanh trung cua nhung cong van tuan ban.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho ((chieu xanh) or (((chieu sang) OR (chieu sach)))) - thanh trung cua nhung cong van tuan ban".
• Adding a wildcard symbol may retrieve word variants: ho ((chieu xanh) or (((chieu sang) OR (chieu sach)))) - thanh trung cua nhung cong van tuan ban*.