SN4 ""

No	Pattern	Freq
1	could be [adv] [adj] for	28
2	could be [adv] [adj] for	28
3	could be [vb pp] [adj] for	27
4	could be [verb] [adj] for	27
5	could be hold [adj] for	10
6	could be made [adj] for	10
7	could be make [adj] for	10
8	could be held [adj] for	10
9	could be quite [adj] for	6
10	could be quite [adj] for	6
11	[noun] could be [adj] for	58
12	[pron] could be [adj] for	40
13	[noun sg] could be [adj] for	30
14	[pers pn] could be [adj] for	28
15	[noun pl] could be [adj] for	19
16	it could be [adj] for	13
17	it could be [adj] for	13
18	[Wh det] could be [adj] for	12
19	which could be [adj] for	12
20	which could be [adj] for	12
21	[adj] could be [adj] for	8
22	[det] could be [adj] for	8
23	[noun prp] could be [adj] for	6
24	they could be [adj] for	5
25	could [adv] be [adj] for	25
26	could [adv] be [adj] for	18
27	could [not/n't] be [adj] for	7
28	could not be [adj] for	7
29	could not be [adj] for	5
30	could be [adj] [noun] for	14