Perhaps you should try some spelling variations:
thanh tuong » thanh thuong, thanh huong, thanh cuong
dung phuong » dung thuong, bang phuong, dung chung
chieu sang » chieu xanh, hieu lang, nhieu tang
chieu sach » chinh sach, chiet tach, chieu xanh
thanh tung » thanh cong
phuong van » phung van, phong van, phuong lan
van phan » van phong, van thanh, luan phan
phan cac » nhan cach, phan dau, phan lap

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo ((chieu sang) OR (chieu sach)) - ((thanh tuong) or (thanh tung)) su dung phuong van phan cac~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((chieu sang) OR (chieu sach)) - ((thanh tuong) OR (thanh tung)) su dung phuong van phan cac.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo ((chieu sang) OR (chieu sach)) - ((thanh tuong) or (thanh tung)) su dung phuong van phan cac".
• Adding a wildcard symbol may retrieve word variants: theo ((chieu sang) OR (chieu sach)) - ((thanh tuong) or (thanh tung)) su dung phuong van phan cac*.