| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb infin] [pron] [adv prt] [prep] [art] | 1111 |
|
| 2 | could [vb infin] [pron] [prep] [art] | 617 |
|
| 3 | could [vb infin] [adv prt] [prep] [art] | 381 |
|
| 4 | could [vb infin] [pron] [adv prt] [prep] | 224 |
|
| 5 | could [vb infin] [pron] [adv prt] [art] | 7 |
|
