The + is no longer used in Google web queries. Instead use "double quote characters" to search for web pages with an exact match.
For your specific example:
aws cli for "armv7l"
aws cli "armv7l"
See https://support.google.com/websearch/answer/2466433 for info on this.
Note: People often search for a quotation but ...
Try https://www.searchall.net. Select the Share Query search box. Search and share your keywords or queries to top social networks, email, messengers, bookmark services. You can search more than 100 multiple search engines and sites easily.
If you like to use web browser add-ons and user scripts you could use one of them to disable CSS transitions on Google search result pages. Other options are to ignore the box and close it.
The above because Google Search settings doesn't include a way to disable features like this. It might be part of a A/B test and/or it might be controlled by the ...