| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] must have been [det] [noun] | 47 |
|
| 2 | [ex0] must have been [det] [noun] | 28 |
|
| 3 | there must have been [det] [noun] | 28 |
|
| 4 | there must have been [det] [noun] | 28 |
|
| 5 | it must have been [det] [noun] | 19 |
|
| 6 | it must have been [det] [noun] | 19 |
|
| 7 | [pers pn] must have been [det] [noun] | 19 |
|
| 8 | must [adv] have been [det] [noun] | 6 |
|
| 9 | must [adv] have been [det] [noun] | 5 |
|
| 10 | must have been [prep] [det] [noun] | 16 |
|
| 11 | must have been [prep] [det] [noun] | 16 |
|
| 12 | must have been at [det] [noun] | 5 |
|
| 13 | must have been at [det] [noun] | 5 |
|
| 14 | must have been [verb] [det] [noun] | 5 |
|
| 15 | must have been [det] [adj] [noun] | 17 |
|
| 16 | must have been [det] [adj] [noun] | 13 |
|
| 17 | must have been [det] [noun] [prep] | 22 |
|
| 18 | must have been [det] [noun] [prep] | 22 |
|
| 19 | must have been [det] [noun] of | 11 |
|
| 20 | must have been [det] [noun] of | 11 |
|
| 21 | must have been [det] [noun] who | 7 |
|
| 22 | must have been [det] [noun] [pron] | 7 |
|
| 23 | must have been [det] [noun] [adv] | 7 |
|
| 24 | must have been [det] [noun] [Wh pn] | 7 |
|
| 25 | must have been [det] [noun] who | 7 |
|
| 26 | must have been [det] [noun] [adv] | 6 |
|
