It is likely to be thankless work.

She came out of ten years of hard and thankless work trying to achieve racial balance.

But the truth is that being a landlord can be hard and often thankless work.

This was tough, thankless work, but someone had to do it.

Many recognition programs were created out of the desire to stroke teachers for thankless work.

Burdick's account of the researchers who struggle with this largely thankless work is graceful and inviting.

Her son David told me that despite the years of thankless work, his parents were content.

Perhaps frustrated and disillusioned after years of thankless work under difficult circumstances, Ritchie requested to be returned for home leave, which he was in 1787.

If the hours, sometimes thankless work and William Shakespeare's words don't scare you, you might just have what it takes.

But it began with tedium: months of dogged, thankless work.