In synaptic if you right-click a package you will see a sub-menu called recommended and another sub-menu called suggested.
How can I see the recommended and suggested packages for a specific package in the terminal?
You can use
will show you the recommends of the currently installed freemind package.
Note that you should use
And you might want to use
For suggests use
Also you can look at the Search Term Reference
or, to get also other info on the PACKAGE, use: