Following this blog https://blogs.sap.com/2017/07/08/creating-a-word-cloud-with-r-visualizations-in-sap-analytics-cloud/ from Flavia Moser, follow along and create your own word cloud with the data attached and corresponding video along with the R script.
Load the Excel file as a model in SAP Analytics Cloud. Then create the story using an R Visualization For step by step guidance, watch the MP4 recording