SN4 ""

No	Pattern	Freq
1	could be [adj]	2914
2	could be [adj]	2112
3	could be [det]	314
4	could be [adj -er]	246
5	could be [num]	215
6	could be one	89
7	could be one	89
8	could be sure	84
9	could be sure	84
10	could be good	71
11	could be bad	60
12	could be right	58
13	could be right	58
14	could be wrong	55
15	could be wrong	55
16	could be dangerous	54
17	could be due	54
18	could be dangerous	54
19	could be due	54
20	could be useful	53
21	could be useful	53
22	could be some	52
23	could be some	52
24	could be any	50
25	could be any	50
26	could be worse	47
27	could be far	46
28	could be better	46
29	could be further	46
30	could be another	39