Meanings of labour so in English

Why do well-to-do church members oppose laws against child labour so bitterly?

There I settled and resumed the labour so long and thanklessly interrupted.

There is no fruit of labour so sweet as that.

There is, I think, no task-master over free labour so exacting as an American.

For what did I labour so long, when all was to come to nothing?

In no country in the world do the middle classes labour so intensely as here.

He wondered that any one should labour so long to produce any thing quite so horrible.

To ascend this was a labour so great that he almost sank in the midst of it.

He brought across women in labour so they could give birth in the safety of a hospital.

We are going to sit down with labour so that we can discuss these issues and find solutions.

At no work that he had ever written did Sir Richard labour so sedulously as at The Scented Garden.

Why labour so for me?

Should management and labour so desire, the dialogue between them at Community level may lead to contractual relations, including agreements.

You speak of pleasure; I remember no labour so wearisome; you enlarge upon its changes; no sameness appears to me so monotonous.

The majority of mankind is doomed to labour so constant, so exhausting, that no opportunity is given it to cultivate its brain.

Bearwarden, having the largest appetite, was elected cook, the others sagely divining that labour so largely for himself would be no trial.