SN4 ""

No	Pattern	Freq
1	[pron] was at a [noun sg]	110
2	[pers pn] was at a [noun sg]	109
3	[noun] was at a [noun sg]	68
4	i was at a [noun sg]	42
5	i was at a [noun sg]	42
6	[noun sg] was at a [noun sg]	39
7	he was at a [noun sg]	30
8	he was at a [noun sg]	30
9	[noun prp] was at a [noun sg]	25
10	it was at a [noun sg]	23
11	it was at a [noun sg]	23
12	[adj] was at a [noun sg]	17
13	[det] was at a [noun sg]	16
14	this was at a [noun sg]	14
15	this was at a [noun sg]	14
16	she was at a [noun sg]	11
17	she was at a [noun sg]	11
18	was [verb] at a [noun sg]	308
19	was [vb pp] at a [noun sg]	217
20	was [v-ing] at a [noun sg]	89
21	was [adv] at a [noun sg]	40
22	was [adv] at a [noun sg]	30
23	was [adj] at a [noun sg]	18
24	was [adj] at a [noun sg]	17
25	was look at a [noun sg]	16
26	was looking at a [noun sg]	16
27	was speaking at a [noun sg]	13
28	was sitting at a [noun sg]	13
29	was sit at a [noun sg]	13
30	was speak at a [noun sg]	13