| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] could [pers pn] have [vb pp] [art] | 6 |
|
| 2 | how could [pers pn] have [vb pp] [art] | 5 |
|
| 3 | how could [pers pn] have [vb pp] [art] | 5 |
|
| 4 | [Wh adv] could [pers pn] have [vb pp] [art] | 5 |
|
| 5 | could [vb infin] [pers pn] have [vb pp] [art] | 10 |
|
| 6 | could [verb] [pers pn] have [vb pp] [art] | 10 |
|
| 7 | could not [pers pn] have [vb pp] [art] | 8 |
|
| 8 | could [adv] [pers pn] have [vb pp] [art] | 8 |
|
| 9 | could n't [pers pn] have [vb pp] [art] | 8 |
|
| 10 | could [not/n't] [pers pn] have [vb pp] [art] | 8 |
|
| 11 | could [pers pn] [adv] have [vb pp] [art] | 5 |
|
| 12 | could [pers pn] have [vb pp] [det] [art] | 8 |
|
| 13 | could [pers pn] have [vb pp] [adj] [art] | 8 |
|
| 14 | could [pers pn] have [vb pp] such [art] | 7 |
|
| 15 | could [pers pn] have [vb pp] such [art] | 7 |
|
| 16 | could [pers pn] have [vb pp] [prep] [art] | 5 |
|
| 17 | could [pers pn] have [vb pp] [prep] [art] | 5 |
|
| 18 | could [pers pn] have [vb pp] [art] [noun] | 13 |
|
| 19 | could [pers pn] have [vb pp] [art] [noun sg] | 11 |
|
