The phrase "again purchasing" is correct and usable in written English.
It can be used when referring to the act of buying something once more or repeatedly.
Example: "After considering the options, I found myself again purchasing the same brand of shoes I had before."
Alternatives: "buying again" or "repurchasing".
It could once again purchase Treasuries or other securities to drive down the cost of borrowing for businesses and consumers.
US Airways Group and Expedia said yesterday that customers could again purchase US Airways tickets through Expedia, the Internet travel site.
There Minuit again purchased land extending indefinitely westward from the Delaware River between Bombay Hook and the mouth of the Schuylkill River from the Indians and built Fort Christina (later Wilmington), named for the child queen-elect of Sweden, Christina.
The fact that Apple has agreed to once again purchase chips from Qualcomm for what is likely 5G versions of the iPhone, appeared to indicated that Apple was concerned about the schedule for 5G modems from Intel, it's current and sole modems supplier.
This doesn't meant that buyers can once again purchase a new Roadster; the car, which started at $110,000, was discontinued in 2011.
The certification will also allow India to once again resume purchasing Iranian crude oil with dollars.
Jack Dorsey is at it again — after purchasing $7 million in Twitter stock back in February, the Twitter CEO bought another $9.5 million today.
After attempting to buy the Los Angeles Dodgers in 2003, Casden is reportedly interested once again in purchasing the Major League Baseball franchise from embattled owner Frank McCourt; he is one of a handful of billionaires said to be bidding on the team.
In 2013 it was reported that the company was again considering purchasing the team and having them play at a renovated BMO Field.
