Perhaps you should try some spelling variations:
thuong cong » thong cong, thuong con, thuong dong
chieu sang » chieu sach, chieu xanh, nhieu tang
cua thuong » cua truong, cua phuong, ca thuong
hieu lang » hieu quang, nhieu tang, hieu van
anh nang » ganh nang, anh bang, anh dang
nang cua » mang cua, hang cua, nang dua
dan chat » van chat, ban chat, dam chat
dan chan » dan gian, dan ca, van chat

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 (hieu lang)) - anh nang cua thuong cong ((dan chat) OR (dan chan)) cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((chieu sang) OR (hieu lang)) - anh nang cua thuong cong ((dan chat) OR (dan chan)) cao.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo ((chieu sang) or (hieu lang)) - anh nang cua thuong cong ((dan chat) OR (dan chan)) cao".
• Adding a wildcard symbol may retrieve word variants: theo ((chieu sang) or (hieu lang)) - anh nang cua thuong cong ((dan chat) OR (dan chan)) cao*.