| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | could [vb infin] now | 67 |
|
| 2 | could see now | 18 |
|
| 3 | could do now | 13 |
|
| 4 | could happen now | 6 |
|
| 5 | could go now | 5 |
|
