The phrase "a slew of additional" is correct and usable in written English.
It can be used when referring to a large number of extra items or elements that are being added or included.
Example: "The report includes a slew of additional recommendations for improving efficiency."
Alternatives: "a variety of extra" or "a multitude of supplementary".
In addition to WIMPs and MaCHOs, a slew of additional dark matter candidates have been hypothesized and are currently under investigation.
A slew of additional rules arrives each day.
A slew of additional states, including New York and Pennsylvania, are proceeding with Facebook probes of their own.
A stimulating multi-discipline, multi-generational workshop with students, activists and academics on Israel and Palestine: Next Steps provided a slew of additional ideas.
A slew of additional candidates are expected to make their intentions known in the next few weeks, turning the opening days of 2019 into a drumbeat of potential challengers to President Trump.
Looney Tunes Golden Collection Porky, Bugs, Daffy and the rest race around in a bang-up four-disc special edition with 56 shorts accompanied by first-rate commentary by the author Michael Barrier, Leonard Maltin, Stan Freberg and others and a slew of additional shorts explaining how this or that character or situation came into being.
"The financial burden is on residential, which requires handicap accessibility, and a whole slew of additional fire code and board of health code regulations," she said.
Senator Sanders didn't bring out a whole slew of additional new voters.
Over the last five years Atlanta has added a $1.4 billion international airport terminal, opened or renovated a slew of hotels, attracted additional national and regional business headquarters, and spurred development of once decaying downtown neighbourhoods with multimillion dollar mixed-use developments and parks.
Despite the additional time, a slew of governors formally notified the Obama administration last week that they wouldn't go ahead with a health insurance exchange, including Wisconsin Gov. Scott Walker (R) and Maine Gov. Paul LePage (R).
Manafort pleaded guilty in September to a slew of bank and tax fraud charges, but could still face additional charges and penalties in light of Mueller's letter.
