SN4 ""

No	Pattern	Freq
1	who [verb] at the	298
2	who [vb past] at the	197
3	who be at the	106
4	who [be] at the	106
5	who [was/were] at the	66
6	who [vb -s] at the	57
7	who work at the	48
8	who was at the	47
9	who [vb base] at the	44
10	who worked at the	26
11	who [am/are] at the	21
12	who [is] at the	19
13	who are at the	19
14	who were at the	19
15	who live at the	17
16	who stand at the	17
17	who appear at the	16
18	who die at the	16
19	who died at the	16
20	who works at the	15
21	who stood at the	13
22	who appeared at the	13
23	who arrive at the	13
24	who is at the	11
25	who stay at the	10
26	who arrived at the	10
27	who retire at the	10
28	who lived at the	9
29	who 's at the	8
30	who stayed at the	7