The phrase "all of which create" is correct and usable in written English.
It can be used to refer to multiple items or elements that contribute to a particular outcome or effect.
Example: "The various factors in the study, all of which create significant impacts on the results, were carefully analyzed."
Alternatives: "each of which contributes" or "all of which lead to".
The Future Cities Lab team believes that there are exciting possibilities for climate-change adaptation through a combination of architectural principles, industrial and landscape design, ecology, and robotics—all of which create these whimsical yet sensible futurist visions.
The economy pumps out goods and services, all of which create jobs and incomes.
"Our focus is on forestry, national parks, green energy development – all of which create natural climate mitigation and adaptation measures.
Corporate supply chains can be vast, multi-tiered and cut across many jurisdictions, all of which create additional legal complexities.
We have texts, voicemail, email, and lots of busyness at our fingertips — all of which create the illusion of productivity.
ACA International, based here in suburban Minneapolis, wants its members to have the ability to contact debtors using modern technology, including e-mail, cellphones and autodialers, all of which create problems under the current rules.
All of which created the feeling among some observers that this resounding series victory would be the 76ers' last.
She also added surrealistic animations of wiggly blue lines and blobs that traverse the old photographs, all of which creates a captivating reverie of past and present.
There is little, overlapping; some graphite pencil lines, compositionally motivated, and a lot of naked space, all of which creates a most harmonious and smart combination.
All of which created a drum roll for Game 7, the first since 2010, when the Lakers barely held off the Celtics in Los Angeles.
