| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] must have been [prep] [noun sg] | 12 |
|
| 2 | [pers pn] must have been [prep] [noun sg] | 11 |
|
| 3 | [pron] must have been [prep] [noun sg] | 11 |
|
| 4 | [noun sg] must have been [prep] [noun sg] | 7 |
|
| 5 | must have been [verb] [prep] [noun sg] | 24 |
|
| 6 | must have been [vb pp] [prep] [noun sg] | 19 |
|
| 7 | must have been [adj] [prep] [noun sg] | 14 |
|
| 8 | must have been [adj] [prep] [noun sg] | 12 |
|
| 9 | must have been [noun] [prep] [noun sg] | 5 |
|
| 10 | must have been [v-ing] [prep] [noun sg] | 5 |
|
| 11 | must have been [prep] [art] [noun sg] | 54 |
|
| 12 | must have been [prep] [art] [noun sg] | 54 |
|
| 13 | must have been [prep] the [noun sg] | 36 |
|
| 14 | must have been [prep] the [noun sg] | 36 |
|
| 15 | must have been [prep] [adj] [noun sg] | 22 |
|
| 16 | must have been [prep] a [noun sg] | 16 |
|
| 17 | must have been [prep] a [noun sg] | 16 |
|
| 18 | must have been [prep] [det] [noun sg] | 14 |
|
| 19 | must have been [prep] [adj] [noun sg] | 7 |
|
| 20 | must have been [prep] [pron] [noun sg] | 6 |
|
| 21 | must have been [prep] [pos pn] [noun sg] | 6 |
|
| 22 | must have been [prep] some [noun sg] | 5 |
|
| 23 | must have been [prep] some [noun sg] | 5 |
|
| 24 | must have been [prep] this [noun sg] | 5 |
|
| 25 | must have been [prep] this [noun sg] | 5 |
|
| 26 | must have been [prep] [noun sg] [prep] | 12 |
|
| 27 | must have been [prep] [noun sg] [prep] | 12 |
|
| 28 | must have been [prep] [noun sg] with | 6 |
|
| 29 | must have been [prep] [noun sg] with | 6 |
|
