"we deliberately chose" is correct and usable in written English.
You would use it to emphasize that you or someone else made a conscious decision to select something. For example, "We deliberately chose to invest in green energy initiatives to reduce our carbon footprint."
For the apartment, Mr. Ausset added, "we deliberately chose to create an open and fluid space.
We deliberately chose to live here so we could shop in the market.
"We deliberately chose to open up our findings to public scrutiny so that anyone can check our sources and methodology.
We deliberately chose a team of four consultants who were working with a new client that BCG very much wanted to cultivate.
We deliberately chose to allow users to write freeform responses - whatever they felt like saying about why they didn't like an item.
We deliberately chose new technologies or concepts and then used them to design and build web apps.
We deliberately chose not to investigate other known adverse events related to prone position because these complications are not more frequent in patients turned prone [10].
We deliberately chose an application that stresses the resampling component of the particle filter such that our analysis relates to the worst-case performance.
This is not because we are choosing to ignore their findings, but rather because we deliberately chose to focus on human-environmental relations, an aspect of the discussion usually left in the shadows.
We deliberately chose to provide all evaluators with rather sparse information so as to mimic the everyday clinical situation; the aim being to evaluate actual agreement as it would present when introducing the methods into routine evaluations.
We deliberately chose cameras that were scrappier to match the underdog feel of the campaign.
