Student or Learner
The verb "ask" could go there preceding that phrase; the verb "speak" couldn't". OK?
ask … for help when you have a problem. speak
You're right. We "ask for help". We don't "speak for help" or "talk for help". We can, however, "shout for help" or "yell for help".
Remember - if you don't use correct capitalisation, punctuation and spacing, anything you write will be incorrect.