Hello,

I saw the screenshots you attached.

1) The text of the shipping & delivery tab is coming from the additional tab title that you can change from-left

Theme Settings >> Product Page >> Tabs.

Screenshot for Clarification: https://ibb.co/V9kb4Hq

2) The privacy policy text is coming from WooCommerce >> Settings >> Accounts & Privacy.

Screenshot for Clarification: https://ibb.co/VtmwP2C

3) The text of the checkout button is coming from the WooCommerce. Please Go to Loco Translate >> Plugins >> Woocommerce.

Screenshot for Clarification: https://ibb.co/PNRcFWz

Regard’s.
Xtemos Studios.