"similar practice" is a correct and usable part of a sentence in written English.
For example, you could use it in a sentence such as, "They had to adhere to similar practice as the other groups."
A similar practice exists in the UK.
"We plan to follow a similar practice now," he said.
In the age of Jim Crow, the Confederacy followed a similar practice.
In every restaurant I have known that employs a similar practice, it encourages division and rivalry among staff, and a reluctance to help out in other waiters' sections.
Woods played a similar practice round at Bethpage Black before the 2002 Open, then returned the next week and won it.
[Page A20.] If the Supreme Court was unwilling to bar a similar practice in 1972, there is little reason to think a challenge would succeed today.
The team will have a similar practice on Tuesday, then head for Florida Atlantic University in Boca Raton, Fla., for two-a-day practices on Wednesday and Thursday.
Some Catholic schools, accustomed to using baptism as a baseline admissions criterion, are worried that they will have to adopt similar practice tests.
By the 13th century a similar practice had emerged in western Europe in the form of craft guilds.
Following Mr. Hariri's Twitter conversations with his supporters, other Lebanese politicians are engaging in a similar practice.
The American team took its Instagram cues from Paul, who said his Los Angeles Clippers engaged in a similar practice throughout last season.
