Command F is the most common used keystrokes among Mac users. It can help you search for particular text in your document. But there are some of the trick you may not know before reading this article.
Let's consider a worst case scenario, you have a thousands lines of words in your document and you want to find certain keyword from that text document. Usually you will just hit Command F and type in the word. It works fine, but if you do like this: Highlight part of the document and when doing the searching Command F, press Control Option.
You will notice that now Replace All button will be changed into In Selection. But it's only showing you some parts of the magic, actually it's saying like this Select All Keywords In Selection. And it will look like screenshots below.