The decline of car maintenance costs also shows that modern cars are becoming increasingly less problematic.

"This beach has no problems, but the others have become more problematic for men."

Here is where the boundaries of Thursday's recital become so problematic.

With every passing minute, however, it was becoming more problematic.

The disease has become much more problematic in Wisconsin since the 1970s "for reasons that are not known."

While the former requires a magician, the latter has become less problematic in recent years.

As a result of these changes, Washington's ability to influence distant events is becoming increasingly problematic.

"I really don't know why this has become so problematic."

It is this last provision that has become problematic.

Canada's population was booming during the 1950s, and energy shortages were becoming problematic.