SN4 ""

No	Pattern	Freq
1	[vb past] not [verb] at the [noun sg]	84
2	[vb past] not [vb infin] at the [noun]	76
3	did not [verb] at the [noun]	76
4	[vb past] not [verb] at the [noun]	54
5	[vb past] n't [verb] at the [noun]	40
6	[vb past] not [verb] at the time	34
7	[vb past] not [verb] at the time	34
8	[vb past] not look at the [noun]	24
9	[vb past] not look at the [noun]	17
10	[vb past] not [vb pp] at the [noun]	13
11	had not [verb] at the [noun]	13
12	[vb past] not know at the [noun]	13
13	[vb past] not know at the [noun]	12
14	[vb past] not realise at the [noun]	9
15	[vb past] not realise at the [noun]	8
16	[vb past] not [verb] at the [noun pl]	7
17	[vb past] not [to-vb] at the [noun]	5