Perhaps you should try some spelling variations:
thanh truong » thanh trung, thanh thuong, thanh tung
hieu quang » thieu quang, hieu quan, hieu qua
chieu sang » chieu sach, chieu xanh, nhieu tang
truong cao » truong dai
thong cong » trong cong, tong cong, thong thong
hieu lang » nhieu tang, hieu van, biet lang
cao thong » cao thuong, tao thong, cao phong
cong dan » cong san, cong tan, huong dan
dan phan » doan phan, dan chan, van phan
phan dau » phan tu, hang dau

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 (((hieu lang) OR (hieu quang)))) - thanh truong cao thong cong dan phan dau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((chieu sang) OR (((hieu lang) OR (hieu quang)))) - thanh truong cao thong cong dan phan dau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho ((chieu sang) or (((hieu lang) OR (hieu quang)))) - thanh truong cao thong cong dan phan dau".
• Adding a wildcard symbol may retrieve word variants: ho ((chieu sang) or (((hieu lang) OR (hieu quang)))) - thanh truong cao thong cong dan phan dau*.