Possible Clues:

• What mothers have been through work?
• Work occupying professional, a bourgeois
• Work very hard for party?
• Brown's party
• Show sullen face about a second-grade work
• Work — party
• Workforce roughly reduced joins hands
• Work for the scientists and most of 33 down
• Work for us, with shorter spell for Americans
• Work in place for experiments by old university research leader