I’m not sure if I understood you correctly, but if you develop your own application and do not crack the SO source, perhaps using CSS :before or :after pseudo-elements filled with the content property will help.
For example, the text “Hello” was not found in Safari, Chrome, and Firefox when added to the content property:
.text:before { content: 'Hello'; }
Opera 12.x finds the word on the page, so if its support makes sense to you, this solution will not work. I also have not tested it in any version of IE, mobile browsers and other rare environments.
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