I find findallunder's behavior is strange hopefully someone can address this.I use Alt+F3 (findallunder) to temporary highlight a keyword I interests (like Mark all) and it works as expected,Latter, I want to un-mark the keyword, so I press ESC (it is kind of nature to me to press ESC to cancel something),then all marks disappears except the first one in this file (This is what ESC is defined i