SN4 ""

No	Pattern	Freq
1	when [pron] [verb] at the [noun sg]	222
2	when [pers pn] [verb] at the [noun sg]	216
3	when [pron] [vb past] at the [noun sg]	141
4	when [pron] arrive at the [noun sg]	95
5	when [pron] arrived at the [noun sg]	79
6	when [pron] [vb base] at the [noun sg]	72
7	when [pron] look at the [noun sg]	69
8	when [pron] look at the [noun sg]	45
9	when you [verb] at the [noun sg]	43
10	when you [verb] at the [noun sg]	43
11	when he [verb] at the [noun sg]	42
12	when he [verb] at the [noun sg]	42
13	when we [verb] at the [noun sg]	38
14	when we [verb] at the [noun sg]	38
15	when they [verb] at the [noun sg]	34
16	when they [verb] at the [noun sg]	34
17	when she [verb] at the [noun sg]	27
18	when she [verb] at the [noun sg]	27
19	when i [verb] at the [noun sg]	26
20	when i [verb] at the [noun sg]	26
21	when [pron] looked at the [noun sg]	19
22	when [pron] arrive at the [noun sg]	15
23	when [pron] [verb] at the end	11
24	when [pron] [vb -s] at the [noun sg]	9
25	when [pron] [verb] at the door	8
26	when [pron] [verb] at the house	8
27	when it [verb] at the [noun sg]	6
28	when it [verb] at the [noun sg]	6
29	when [indef pn] [verb] at the [noun sg]	6
30	when [pron] [verb] at the airport	6