| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] must have been [adv] | 319 |
|
| 2 | [pers pn] must have been [adv] | 278 |
|
| 3 | [noun] must have been [adv] | 173 |
|
| 4 | it must have been [adv] | 125 |
|
| 5 | it must have been [adv] | 125 |
|
| 6 | [noun sg] must have been [adv] | 91 |
|
| 7 | he must have been [adv] | 45 |
|
| 8 | he must have been [adv] | 45 |
|
| 9 | [noun pl] must have been [adv] | 45 |
|
| 10 | [noun prp] must have been [adv] | 36 |
|
| 11 | she must have been [adv] | 30 |
|
| 12 | she must have been [adv] | 30 |
|
| 13 | i must have been [adv] | 28 |
|
| 14 | i must have been [adv] | 28 |
|
| 15 | they must have been [adv] | 28 |
|
| 16 | they must have been [adv] | 27 |
|
| 17 | there must have been [adv] | 20 |
|
| 18 | [ex0] must have been [adv] | 20 |
|
| 19 | there must have been [adv] | 20 |
|
| 20 | [adj] must have been [adv] | 18 |
|
| 21 | you must have been [adv] | 17 |
|
| 22 | you must have been [adv] | 17 |
|
| 23 | [det] must have been [adv] | 15 |
|
| 24 | that must have been [adv] | 14 |
|
| 25 | that must have been [adv] | 14 |
|
| 26 | [Wh det] must have been [adv] | 11 |
|
| 27 | which must have been [adv] | 10 |
|
| 28 | which must have been [adv] | 10 |
|
| 29 | [adv] must have been [adv] | 7 |
|
| 30 | [adv] must have been [adv] | 7 |
|
