| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | could [adv] [verb] [adv] [art] [adj] | 104 |
|
| 2 | [modal v] [adv] [verb] out [art] [adj] | 83 |
|
| 3 | could [adv] [verb] [adv prt] [art] [adj] | 75 |
|
| 4 | could [adv] [verb] out [art] [adj] | 39 |
|
