A "simple phrase" refers to a short and uncomplicated group of words that express a clear and straightforward idea.
Sentences with «simple phrase»
Things that previously required you to pull out your phone and tap at the screen can now be accomplished with simple phrases and commands. (slashgear.com)
Encourage the speaker — Simple phrases like «OK» or «I see» can make it clear you're listening and care about what they're saying. (lawyerist.com)
Using simple phrases such as these you're able to switch between games, TV, music, Internet Explorer and other applications. (techradar.com)