The phrase "after assiduously" is correct and usable in written English.
It can be used to indicate that something follows a diligent or persistent effort.
Example: "After assiduously researching the topic, she finally felt prepared to present her findings."
Alternatives: "after diligently" or "after carefully".
This is the angry metaphor of Wright that Obama took on in his speech--after assiduously avoiding race for so long.
Though "the findings were met with criticism in the scientific community," he said, Air Force researchers have continued to see the effect, even after searching assiduously for other factors that might have explained it away.
One would have thought that few people understand this truth as well as the woman occasionally known as Hairband Hillary, who, after all, assiduously recast her image from that of demure and wifely second-banana to power-suited policy wonk, dressed to go forth and lead the free world.
After working assiduously on his recovery with Saracens until 5 June, Barritt was on holiday with his wife in Los Angeles - "a bit of R&R and sight-seeing" - when Lions defence coach Andy Farrell called him on Saturday.
"Only a commission of inquiry can properly rid our land of this cancer that is devouring the body politic and the reputation for integrity built so assiduously after the fall of apartheid," Judge Nicholson said.
After courting Singapore assiduously during his first months in office, Mr Wahid lashed out last week.
In the year after 9/11, politicians assiduously courted the family members as a constituency, often going to great lengths to be on their side or, at least, avoid offending them.
Last week the judge suggested that an independent commission of inquiry be appointed to scrutinise the arms deal, which many suspect was riddled with corruption, "to rid our land of this cancer that is devouring the body politic and the reputation for integrity built up so assiduously after the fall of apartheid".
France pledged to protect its people more assiduously after the Paris attacks.
