| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | could [vb infin] about [n mass] | 6 |
|
| 2 | could [vb infin] around [n mass] | 6 |
|
| 3 | could cost [adv] [n mass] | 5 |
|
| 4 | could [vb infin] only [n mass] | 5 |
|
