Sentence examples for be difficult to track from inspiring English sources

His language can be difficult to track.

Still, he acknowledged that in the border marketplace, money could be difficult to track.

Even with the help of a DVR, that can be difficult to track.

Migratory songbirds can be difficult to track by conventional methods like banding.

Without an updated national index, it can be difficult to track those who have moved repeatedly or perhaps died alone.

However, extra training for today's emerging jobs can be difficult to track down, Ms. Segal of Civic Ventures said.

It's difficult to track.

These things are difficult to track.

But it's been difficult to track workers' compliance with these guidelines.

Exposure by banks to weaker euro-zone nations is difficult to track.

Derek Jeter said Shields had improved, mentioning his cutter and a changeup that is difficult to track.