For example, the basis on which instances can be selected differs for the different case study applications.
Different case studies have different bases of instances to select from.
There is no variation on the bases on which instances can be selected.
Women in a dance troop are taking a break from dancing.
The colonial government managed the change well.
Slim had feelings of anxiety.
The appropriations package was terrible as Clinton was undercut.
One presumes that Lee's bodyguard is his brother.
A dirty bike rider parks his bike nearby