The phrase "again claims that" is correct and usable in written English.
It can be used when referring to someone reiterating a statement or assertion they have made previously.
Example: "The scientist again claims that climate change is accelerating due to human activity."
Alternatives: "reiterates that" or "asserts once more that".
"I am determined to continue the fight to clear my name" and he again claims that the sex was consensual.
The company once again claims that its credit ratings should not have been the basis for any decision to buy a residential mortgage-backed security or collateralized debt obligation.
The plan, a document helpfully titled, "America First: A Budget Blueprint to Make America Great Again," claims that if we want to reverse the gross atrophy of the Obama era, the government must "make the safety of our people its number one priority because without safety, there can be no prosperity".
Brown replied by again claiming that Conservative policies would have left the country worse off.
He again claimed that "we've identified $2 trillion in deficit reductions over the next decade".
He again claimed that he had abandoned the Tuesday viewing, and tried to explain the business of the deleted tweets.
Eight hours later, Stern shut down the league again, claiming that the system he fought for was now broken.
In July this year, another campaign from the MPOC was banned by the advertising watchdog in Belgium for once again claiming that the production of palm oil is "sustainable".
Justice Department lawyers again claimed that Apple has made a "deliberate marketing decision to engineer its products so the government cannot search them, even with a warrant".
But then, the following day, Lucy behaved normally again, claiming that she hadn't seen the bracelet since Alice last wore it and promising to help her look for it.
Two days later, the Nez Perce and Idaho Rivers United filed a federal lawsuit against the Forest Service, again claiming that the agency was breaching the Wild and Scenic Rivers Act, and also alleging that it was violating the tribe's federally insured land rights.
