anychart.onDocumentReady(function () {
["oxygen is a chemical element"],
["in nature, oxygen is a gas with no color or smell"],
["oxygen is a very important element"],
["oxygen was initially discovered in 1772"],
["oxygen is what makes burning possible"],
["oxygen can be used in smelting metal from ore"],
["oxygen is used in hospitals for killing bacteria"],
["oxygen is used to purify the water"],
["in nature, oxygen is produced by plants"]
var chart = anychart.wordtree(data);
chart.title("Word Tree: Data (Arrays)");
chart.container("container");