2 Verbs to Use for the Word laborings

Shortly after, he caught the laborings of the Maillard as it made its way through the binding ruts; then he slowed down and ran easily along the path, content, apparently, to keep in sound of the chase.

But though I discerned the laboring of the men straining themselves with all their might, they might as well have pushed at the rough-harled wall of the Wolfsberg.

2 Verbs to Use for the Word  laborings