This is a painstaking task, which often leads to dead ends and brick walls.

Then began the painstaking task of entering them into computers, a process that is still going on.

To download firing solutions for a hundred-plus missiles is a complex and painstaking task.

French peacekeepers began the painstaking task of clearing mines.

He crawled back to the path and started once again the painstaking task of following it.

Finally, in March, both women agreed to talk about their sexual partners, and the investigator began the painstaking task of tracking those people down.

Only when quiet had been restored did I return to the painstaking task of hanging more photos.

And as they go about the painstaking task of piecing the problem together there is one solution which everyone fears.

A hard radiations generator took up its painstaking task, pouring pure death into the soil.

I therefore believe some humility was needed to accomplish this painstaking task.