Another random string
var queryString = function(){
var queryList = [
'100daysofcode',
'freecodecamp',
'github',
'vscode',
'visual studio code',
'nodejs',
'node.js',
'vuejs',
'vue.js',
'inferno_js',
'inferno.js',
'jekyll'
];
return queryList[ranDom(queryList.length)];
};