Search for CMS Items is not working

hello guys

i have create one form submission when the data is already exist in cms item then the data is update its otherwise its create new cms item

but when i add webflow logic search for cms item filed its not working porperly
here is the screenshot



read only link : Webflow - Copy of login system

live link :- https://login-systems-59ef484ec501911a6f9289342.webflow.io/

please guys check it and give me reply fast i need urgent