i choose a hard content , which makes it difficult to show. The people do not understand which makes it difficult to show. The people do not understand.
I choose a hard content which make it difficult to show, so people see it is not difficult to understand, which makes powerful show people do not understand The 3270.
choose a hard I content which makes it difficult to show it to people who don't understand see which makes it difficult to show.The people do not understand.