The phrase "support my argument" is correct and usable in written English.
You can use it to describe the process of providing evidence to strengthen a point you are making in an argument or discussion. For example: "I will provide several examples from my research to support my argument that the current policy needs to be changed."
To support my argument, I examine three sets of water infrastructure in Tijuana, Mexico.
Here's an obvious example to support my argument.
I don't think that anything I wrote was untrue, but I cherry-picked examples to support my argument, and I made Groton look bad in ways that weren't specific to Groton; similar stories could have been told about any other élite boarding school.
I need some economic data to support my argument.
To prove them wrong, I went in search to find one to support my argument.
To support my argument, and ideally more importantly, to serve founding teams planning on fund-raising, I've completed a detailed study analyzing every pitch I have heard since the beginning of March 2011.
Learning debate required that I learn how to speak more fluently, to put together arguments and to find evidence and reasons to support my arguments.
Instead, say "That's robust data that supports my argument that …" This may sound like semantics, but saying something specific and distinctive allows you to own your ideas and control the conversation.
Instead the focus seems to on complaining how family court judges sometimes give custody to an abuser, not the abused, essentially supporting my argument that there needs to be more judicial accountability and identification of potential high conflict cases.
There were offers of help for my friend – who had 10 grand to invest but couldn't find an adviser who would touch such a "small" amount – and support for my argument.
This provides additional support for my argument that kuai in the V-DE construction in 11 has the same use of kuai 1 and that it is adjectival and predicative.
