SN4 ""

No	Pattern	Freq
1	[verb] [pos pn] doors [prep] the	45
2	[verb] [pron] doors [prep] the	45
3	[verb] [pron] doors [prep] the	45
4	[verb] its doors [prep] the	35
5	[verb] its doors [prep] the	35
6	open [pron] doors [prep] the	27
7	[vb past] [pron] doors [prep] the	21
8	[verb] [pron] doors to the	21
9	[verb] [pron] doors to the	21
10	close [pron] doors [prep] the	15
11	[verb] [pron] doors for the	14
12	[verb] [pron] doors for the	14
13	opened [pron] doors [prep] the	11
14	closed [pron] doors [prep] the	9
15	[verb] their doors [prep] the	7
16	[vb -s] [pron] doors [prep] the	7
17	[verb] their doors [prep] the	7
18	[to-vb] [pron] doors [prep] the	5
19	opens [pron] doors [prep] the	5