| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] could have [been] [noun sg] | 19 |
|
| 2 | [pers pn] could have [been] [noun sg] | 12 |
|
| 3 | it could have [been] [noun sg] | 11 |
|
| 4 | it could have [been] [noun sg] | 11 |
|
| 5 | [noun] could have [been] [noun sg] | 9 |
|
| 6 | [Wh det] could have [been] [noun sg] | 6 |
|
| 7 | [noun sg] could have [been] [noun sg] | 5 |
|
| 8 | could [adv] have [been] [noun sg] | 13 |
|
| 9 | could [adv] have [been] [noun sg] | 9 |
|
| 10 | could have [been] [art] [noun sg] | 204 |
|
| 11 | could have [been] [art] [noun sg] | 204 |
|
| 12 | could have [been] a [noun sg] | 143 |
|
| 13 | could have [been] a [noun sg] | 120 |
|
| 14 | could have [been] the [noun sg] | 53 |
|
| 15 | could have [been] the [noun sg] | 53 |
|
| 16 | could have [been] [adj] [noun sg] | 37 |
|
| 17 | could have [been] [det] [noun sg] | 26 |
|
| 18 | could have [been] an [noun sg] | 23 |
|
| 19 | could have [been] [pron] [noun sg] | 18 |
|
| 20 | could have [been] [pos pn] [noun sg] | 17 |
|
| 21 | could have [been] [prep] [noun sg] | 11 |
|
| 22 | could have [been] [prep] [noun sg] | 11 |
|
| 23 | could have [been] any [noun sg] | 8 |
|
| 24 | could have [been] any [noun sg] | 8 |
|
| 25 | could have [been] no [noun sg] | 8 |
|
| 26 | could have [been] no [noun sg] | 8 |
|
| 27 | could have [been] his [noun sg] | 7 |
|
| 28 | could have [been] his [noun sg] | 7 |
|
| 29 | could have [been] [adj] [noun sg] | 7 |
|
| 30 | could have [been] in [noun sg] | 6 |
|
