The system was based on similar systems in the past.
League system, for a list of similar systems in other countries.
From now on, we're going to use a similar system.
I see no reason at all why we can't develop a similar system here.
A similar system is already used in some European countries.
Companies that now make similar systems might offer lower prices.
Similar systems cost twice that much just a year ago.
He determined that a similar system would work well in Chicago.
Yale later took his money and set up a similar system.
A similar system exists at various levels of local government.
