"help on something" is correct and can be used in written English.
It means to provide assistance or support with something. Example: "Can you please give me some help on this math problem? I'm having trouble solving it."
Then he asked me for help on something; effectively a handover chat.
If I needed some help on something, if he had the time, he would always come and give me a quick hand.
Representative Timothy H. Bishop of eastern Long Island reached out to a top colonel in the Army Corps of Engineers a few weeks ago seeking help on something that might have slipped under the radar: dredging Lake Montauk.
You need to engage with online communities around your specialist area, help them, provide valuable information and contacts, and then when you need help on something, they'll be there for you in return.
According to an April 20 e-mail message between industry officials in touch with Mr. Kyl, he told them "not to make a deal with Durbin and then come looking to Republicans when they need help on something like regulatory restructuring".
That's why I'm going to ask you all for help on something.
Keeping in touch with parents regularly will establish an excellent rapport, and it helps to pass on something positive that their child has done now and then.
But I would love to help out on something similar in the future".
This will help you focus on something other than the upcoming appointment and can help you relax.
And you know they'll be a bit more helpful to you in the future if you can help them out on something too.
Many women also chose to follow the hysteroscopy on the screen because they were either interested or thought that watching could help them focus on something else.
