SN4 ""

No	Pattern	Freq
1	could [adv] go	555
2	could [adv] go	554
3	could not go	369
4	could [not/n't] go	369
5	could n't go	267
6	could [adv] go	186
7	could not go	102
8	could always go	25
9	could always go	25
10	could just go	23
11	could just go	23
12	could never go	16
13	could never go	16
14	could only go	14
15	could only go	14
16	could still go	11
17	could still go	11
18	could possibly go	9
19	could possibly go	9
20	could now go	8
21	could also go	8
22	could also go	8
23	could now go	8
24	could hardly go	7
25	could well go	7
26	could well go	7
27	could then go	7
28	could hardly go	7
29	could then go	7
30	could actually go	5