These all strings are coming from vibe-course-module plugin. But as per the problem you are facing, I will suggest you some steps.
Steps to Follow:
- Make all transnational changes in local file (Go to vibe-course-module plugin, choose file (English), click on edit and translate).
- After completing translation save it and then sync.
- After saving local file make a copy of it to global file(Go to vibe-course-module plugin, choose file (English), click on copy and then fill the details as below:
- Choose WordPress language (Language you want to copy, English).
- Mark global file location ( languages/plugins/vibe-.po).
- Mark Template options (Copy target translations from "en_US").
- Now click on Start Translating to complete your translation.
After this if your issue still remain, please let us know, we will be happy to help you.