Regex custom code for branded quires not matching with GSC, showing just the opposite

[Social03]

We Checked by applying match regex  - busy| bizzy| b u s y and the location is India -

May - Brands Queries  (Link Here)

May - Non-Brands Queries (Link Here)

 We Checked by applying match regex  - busy| bizzy| b u s y and the location is India - 

While the Looker Studio Report Showing More Clicks on Non-Brand Queries 

This is the code I used in looker. For the same code, it is showing the correct results for Impressions. this is the first time I am facing this issue. Have created the same report with the same code and it is working for other reports

Report link https://lookerstudio.google.com/s/tczGrEWI8gM