The phrase "after constantly" is correct and usable in written English.
It can be used to indicate that something occurs following a repeated or ongoing action.
Example: "After constantly practicing the piano, she finally mastered the difficult piece."
Alternatives: "following repeated" or "after continual".
Williams embraces the opportunity to concentrate on one position after constantly thinking of where he would play depending on the game situation.
After constantly changing uniforms, the Owls wear uniforms that resemble those that Temple wore — and often won in — under Coach Wayne Hardin from 1970 to 1982.
I was signed off work for two weeks in January after constantly bursting into tears, not sleeping and just not feeling like my usual happy self".
After constantly shifting back and forth between college and the military, he'd finally received the degree he had sought for years; in Ron Slavenas's words, "The world was just opening up for him".
The headteacher of Trentham High School in Stoke-on-Trent, Dr Rowena Blencowe, feels she has been forced to take action after constantly seeing young girls rolling their skirts up in between classes, News Team has reported.
His hero, born Robert Allen Zimmerman in Duluth, Minnesota, 1941, launched his career in the 1950s as an itinerant coffee-house singer by adopting the name of the recently deceased Welsh bard Dylan Thomas and, after constantly re-creating himself through the 1960s, appeared in Sam Peckinpah's western Pat Garrett and Billy the Kid as Kris Kristofferson's sidekick, the revealingly named 'Alias'.
They are fed and looked after but constantly produce new problems.
Many gave up dancing altogether decades ago, after being constantly told there was no part for them.
If you weren't after it constantly, it coated everything and then collected more of itself between layers of dirt...
He hoofed his cap and rowed with the umpires after being constantly no-balled, and then laid into Blakey when he missed a chance to stump Sachin Tendulkar.
REDS 6, PIRATES 2: Ken Griffey Jr. hit a three-run homer in the seventh inning after Cincinnati constantly squandered scoring chances before rallying to win at Pittsburgh.
