If you are using chitika premium ad and you are outside from US and Canada then the ads will not display to you.Because chitika premium ads will only display to US and Canada visitors only if they enter your site through a search engine.
To test Chitika Ads on your webpage
1. Place Chitika Premium Ad code snippet on your web page.
2. Open that page on your browser.
3. Add #chitikatest=<KEYWORD> to the end of your URL in your browser’s address bar.