Percement (9) ouverture (9) Employment (2) Occupations (2) Trabajo (2) Travail (2) Travail (2) travail (2) Rome (1) France (1) Pays-Bas (1) Dynamics (1) Testing (1) Development (1) Control (1) Surveys (1) Fiction (1) Excerpts (1) Foreign countries (1) World Wide Web (1) Male actors (1) Universities and colleges (1) Teaching (1) Spirit (1) Speeches, addresses, etc (1) Public domain (1) Poverty (1) Osmosis (1) Land tenure (1) Working class (1)