SN4 ""

No	Pattern	Freq
1	[noun] at or [prep] [art]	45
2	[verb] at or [prep] [art]	33
3	[noun sg] at or [prep] [art]	26
4	[noun pl] at or [prep] [art]	15
5	be at or [prep] [art]	14
6	[be] at or [prep] [art]	14
7	[vb pp] at or [prep] [art]	12
8	[v-ing] at or [prep] [art]	9
9	[adv] at or [prep] [art]	7
10	[adv] at or [prep] [art]	7
11	at [noun] or [prep] [art]	65
12	at [noun sg] or [prep] [art]	49
13	at home or [prep] [art]	17
14	at home or [prep] [art]	17
15	at [noun prp] or [prep] [art]	9
16	at work or [prep] [art]	8
17	at work or [prep] [art]	8
18	at [noun pl] or [prep] [art]	7
19	at or [adv] [prep] [art]	11
20	at or [adv] [prep] [art]	11
21	at or [prep] [art] [noun]	83
22	at or [prep] [art] [noun sg]	76
23	at or [prep] [art] [adj]	28
24	at or [prep] [art] [adj]	18
25	at or [prep] [art] time	10
26	at or [prep] [art] time	10
27	at or [prep] [art] top	8
28	at or [prep] [art] top	8
29	at or [prep] [art] [noun pl]	5
30	at or [prep] [art] surface	5