Google bots visit and index websites more often when they are constantly updating there content.
You should strive to post at least one article on your website per day so google and even your current visitors will keep coming back for new content.
Google search and google love and favor high quality and fresh content. So keep working at the content and never give up on it.
It can sometimes take google a few months to index your new content especially if it's a new website.
To speed up indexing try working on getting high quality natural back links form Do Follow websites.