The phrase "after voluntarily" is correct and usable in written English.
It can be used to indicate that an action follows a voluntary decision or action taken by someone.
Example: "The committee will review the applications after voluntarily submitting their proposals."
Alternatives: "following a voluntary" or "subsequent to voluntarily".
Thurlbeck and Edmondson were arrested after voluntarily presenting themselves at different police stations in south-west London.
In December, Bank of America agreed to pay $137 million in restitution after voluntarily disclosing its anticompetitive conduct and agreeing to cooperate with authorities in further investigations.
Finally, there's Jerry Stermer, the governor's former chief of staff, who resigned after voluntarily admitting to sending campaign-related e-mail on his state account.
"The individual is in custody after voluntarily surrendering to police officers at the scene,' said Mr. Browne, who had begun the interview with a one word admonition: "Relax".
After voluntarily undergoing waterboarding, he denounced it as torture, and he was a plaintiff in a lawsuit against Bush's domestic spying programme.
In the long-term-care insurance program, people could qualify for cash benefits if they became severely disabled after voluntarily paying premiums for at least five years.
The court, after all, voluntarily undertook to decide the cases that made the June headlines.
After people voluntarily contributed their time and labour, they reduced the costs by two-thirds.
Court officials said that the charges were dismissed after Mr. Gray voluntarily went to a rehabilitation center.
She said the company said he stayed after work voluntarily, and was not entitled to overtime pay.
The three Genel Enerji directors' fines were reduced by 30% after they voluntarily contacted the FSA, expressing remorse and promising to repay any profits.
