"quickly split" is correct and usable in written English.
You can use it when you wish to describe a process or action of dividing into two or more parts quickly. For example: The football team was quickly split into two groups for the drills.
The investment community quickly split into two camps.
As Trump assembled his team — the word here is used loosely — it quickly split into two camps on Paris.
Polydor dropped them, and the band quickly split before reforming without Barnes as Euphoria, with less-than-euphoric results.
She assumed it was her boyfriend's child - though they quickly split up - and says she never contemplated the possibility that it could be her father's.
Some Israeli ministers also demand an explicit Palestinian renunciation of the "right of return" (of Palestinian refugees and their progeny to Israel).If the road map were implemented, Mr Sharon's coalition could quickly split apart.
In the 2009 "Catalog," performed to music by Radiohead, his five dancers begin in a tight group but quickly split into a duo and a trio, then become a quartet and a singleton.
It quickly splits tables of neophytes for and against — thinking of it as soup helps.
The screen quickly splits in half to reveal the woman's nine-year-old daughter speaking by cell phone to inform her mother that she is ready to be picked up from the school bus stop.
So adolescents quickly get split in two, with an inner and an outer self, a lawless sprite inside and a lawful ambassador outside: rock music, or your first sexual relationship, or reading, or writing poetry, or probably all four at once — why not? — represent the possibilities for inward escape.
They are using computers to sort giant databases of cognates and generate millions of possible family trees based on assumptions about, say, how quickly languages split.
Overview: A 4-6 start in 2015 appeared to doom the Blue Jays, but they rebounded quickly to split the Big Ten Conference regular-season title with Maryland and then win the conference tournament.
