since that gyānam (knowledge) is unlimited in its pure form, pervading in all directions —

 leaving alone —

 leaving me alone —

(due to that) ī have gone far away [from emperumān] —

being separate —

vastly pervading —

being separated from krishṇa who is greatly enjoyable —

pervading (through the dharma bhūtha gyānam (knowledge which helps grasp external aspects)) —