71.   Amid rising unemployment, the authorities launched a campaign several years ago to encourage employers to replace foreign workers with Iranian nationals.

72.   The North also plans to replace civilian workers with ideologically-trained soldiers in logging camps in Siberia in an effort to block defections, Yonhap said.

73.   They have replaced Palestinian workers who are seen as a security risk.

74.   Rescue crews continue to search the rubble for survivors, but have now brought in heavy machines to replace hand workers amid fears that the weakened building might collapse.

75.   Rescue crews continued to search the rubble for survivors, but brought in heavy machines to replace hand workers.

76.   The government is already trying to convince private firms to replace expatriate workers with Saudi nationals.

77.   The number of foreign workers has been increased in recent years to replace Palestinian workers many of whom have had difficulty entering because of border closures imposed by Israel.