HtmlformEntry multiple select

While trying out the HTMLFORMENTRY module I seem to be failing to have a successful obs widget that can allow me select multiple answers…attached is my added line of code and preview that shows my failed attempt to add another concept…Is my code snippet having an issue or? @dkayiwa @samuel34 @ruhanga @ssmusoke @mozzy

hello @reagan can this be of help

The sample code shared there doesnt answer to my question of multiple selections…

i want to be able to archieve what this https://wiki.openmrs.org/display/docs/Dynamic+Autocomplete+Widget+And+DynamicRepeat+Tag show in the first section…