'condemn on' is not a correct and usable phrase in standard written English.
The correct phrase is 'condemn (someone or something). For example, "The jury condemned the defendant on all charges."
Lowles told the Guardian: "My crime, it seems, has been to repeatedly call on the anti-racist movement to do more to condemn on-street grooming by gangs and campaigning against Islamist extremist groups in the UK and abroad".
The state would condemn one other parcel on the block.
The column was been widely condemned on social media.
The sentiment has been almost universally condemned on social media.
Le Point's cover was widely condemned on social networks, and parodies of it quickly appeared.
The apathy was widely condemned on Twitter, the social networking service.
But the comment at the beginning of his remarks was immediately condemned on Twitter.
Her appointment was condemned on Wednesday by the South African Police Union.
I do not like to hear a class or nationality condemned on account of a few sinners".
The decision to hand the inquiry not to a judge but to the ISC was widely condemned on Wednesday.
