SN4 ""

No	Pattern	Freq
1	[verb] at [art] door	449
2	[noun] at [art] door	276
3	[noun sg] at [art] door	221
4	[vb past] at [art] door	181
5	[v-ing] at [art] door	124
6	[adv] at [art] door	83
7	knock at [art] door	83
8	[vb pp] at [art] door	79
9	knock at [art] door	73
10	knock at [art] door	71
11	[pron] at [art] door	66
12	stand at [art] door	64
13	[adv] at [art] door	50
14	[pers pn] at [art] door	40
15	be at [art] door	39
16	[be] at [art] door	39
17	knocked at [art] door	37
18	[noun pl] at [art] door	34
19	[adv prt] at [art] door	33
20	stood at [art] door	32
21	appear at [art] door	30
22	appeared at [art] door	24
23	knocking at [art] door	22
24	standing at [art] door	22
25	[vb base] at [art] door	21
26	[was/were] at [art] door	20
27	tap at [art] door	20
28	tap at [art] door	20
29	lay at [art] door	19
30	laid at [art] door	19