SN4 ""

No	Pattern	Freq
1	[verb] [that] [noun prp] could [not/n't] [vb infin]	34
2	[noun] [that] [noun prp] could [not/n't] [vb infin]	30
3	[vb past] [that] [noun prp] could [not/n't] [vb infin]	21
4	[noun sg] [that] [noun prp] could [not/n't] [vb infin]	17
5	[adv] [that] [noun prp] could [not/n't] [vb infin]	15
6	[adv] [that] [noun prp] could [not/n't] [vb infin]	15
7	[adj] [that] [noun prp] could [not/n't] [vb infin]	12
8	[noun pl] [that] [noun prp] could [not/n't] [vb infin]	12
9	[adj] [that] [noun prp] could [not/n't] [vb infin]	10
10	so [that] [noun prp] could [not/n't] [vb infin]	10
11	so [that] [noun prp] could [not/n't] [vb infin]	10
12	[vb pp] [that] [noun prp] could [not/n't] [vb infin]	7
13	[pron] [that] [noun prp] could [not/n't] [vb infin]	5
14	[that] [noun] [noun prp] could [not/n't] [vb infin]	13
15	[that] [noun prp] [noun prp] could [not/n't] [vb infin]	13
16	[that] [art] [noun prp] could [not/n't] [vb infin]	7
17	[that] the [noun prp] could [not/n't] [vb infin]	7
18	[that] the [noun prp] could [not/n't] [vb infin]	7
19	[that] [art] [noun prp] could [not/n't] [vb infin]	7
20	[that] [noun prp] [noun] could [not/n't] [vb infin]	15
21	[that] [noun prp] [noun prp] could [not/n't] [vb infin]	13
22	[that] [noun prp] could [not/n't] [adv] [vb infin]	7
23	[that] [noun prp] could [not/n't] [adv] [vb infin]	7
24	[that] [noun prp] could [not/n't] [vb infin] [pron]	24
25	[that] [noun prp] could [not/n't] [vb infin] [verb]	16
26	[that] [noun prp] could [not/n't] [vb infin] [pers pn]	14
27	[that] [noun prp] could [not/n't] [vb infin] [art]	14
28	[that] [noun prp] could [not/n't] [vb infin] [art]	14
29	[that] [noun prp] could [not/n't] [vb infin] [prep]	10
30	[that] [noun prp] could [not/n't] [vb infin] [prep]	10