"the working population"
"the ratio of working men to unemployed"
"a working mother"
"robots can be on the job day and night"
"the party has a working majority in the House"
"a working knowledge of Spanish"
"a working draft"
"a working hypothesis"
"in running (or working) order"
"a functional set of brakes"
"discussed the working draft of a peace treaty"
"they need working agreements with their neighbor states on interstate projects"
Working is agreeable to my nature and to my health.
The government said it would improve the working of the economy.
Oars they seize..and brush the working seas.