refactor string based cell range retrival
refactor string based cell range retrival

kappiah/axlsx,mromulus/axlsx,alexanderfrankel/axlsx,clarkcutler/axlsx,sr-education/axlsx,randym/axlsx,bradstewart/axlsx,romuloceccon/axlsx,Debiancc/axlsx,raghavendra-prithvi/axlsx,woto/axlsx,VueOps/axlsx,legitscript/axlsx,nilbus/axlsx,pedrogarrett/axlsx,sh-ft/axlsx