71.  To enlist members, she spent her days walking across Roxbury and Dorchester, knocking on doors.

72.  Try knocking on doors.

73.  Vannatter replied that other uniformed officers were out knocking on doors for leads.

74.  Vacco, who was ousted in a close election, wanted the mayor to dispatch police officers to knock on doors to check registrations.

75.  When fame knocked on the door, Tyson let it in along with all its baggage.

76.  When federal agents knocked on the door Wenesday, Kaczynski was at home.

77.  When subordinates knocked on the door, he told them, politely but firmly, to take a hike.

78.  When the guy knocks on your door, he knocks.

79.  While Sprint is knocking down walls between departments, some Sprint employees are knocking on doors to buy houses near the campus.

80.  While Couverthie was knocking on doors, Robin Clark was enlisting support from local academics, priests and Latino activists.