Frases Of Encouragement Spanish Speakers.. What Does Vengo Al Rato Mean?

Spanish speakers.. what does vengo al rato mean? - frases of encouragement

What does this mean and what are a few other phrases that are not taught in the textbooks? thanks ..
I am almost fluent in Spanish, but I feel like a fool, if it is, he said, never heard before .. lol .. So do not talk to me .. I have a long way to go after ... certain stimuli also ... Thank you!