Others have reported similar @mntkantarze . You should be able to locate the search under recent searches so you don't have to start over.
File a tech report - it's fast and easy and eBay does review these reports. The more people reporting, the higher priority the issue will get in the fix queue.
Through the app:
1. Shake your device while the app is open and that will trigger the option for you to file a tech report or submit feedback on product features.
2. Anywhere you see the three dots or the ? you can tap on that to file a report. Screenshot below.
On the web:
Click the ? icon on the bottom right corner of almost any eBay page and that will also trigger the option to file a tech report, submit feedback to eBay, and more. Screenshots here.
