SN4 ""

No	Pattern	Freq
1	could [adv] go	554
2	could [not/n't] go	368
3	could not go	368
4	could n't go	267
5	could [adv] go	186
6	could not go	101
7	could always go	25
8	could always go	25
9	could just go	23
10	could just go	23
11	could never go	16
12	could never go	16
13	could only go	14
14	could only go	14
15	could still go	11
16	could still go	11
17	could possibly go	9
18	could possibly go	9
19	could now go	8
20	could also go	8
21	could now go	8
22	could also go	8
23	could hardly go	7
24	could hardly go	7
25	could well go	7
26	could then go	7
27	could then go	7
28	could well go	7
29	could actually go	5
30	could actually go	5