| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] must of been | 99 |
|
| 2 | [pron] must [prep] been | 99 |
|
| 3 | [pers pn] must [prep] been | 89 |
|
| 4 | it must [prep] been | 50 |
|
| 5 | it must [prep] been | 50 |
|
| 6 | he must [prep] been | 12 |
|
| 7 | they must [prep] been | 12 |
|
| 8 | they must [prep] been | 12 |
|
| 9 | he must [prep] been | 12 |
|
| 10 | there must [prep] been | 9 |
|
| 11 | [ex0] must [prep] been | 9 |
|
| 12 | there must [prep] been | 9 |
|
| 13 | she must [prep] been | 5 |
|
| 14 | you must [prep] been | 5 |
|
| 15 | she must [prep] been | 5 |
|
| 16 | i must [prep] been | 5 |
|
| 17 | i must [prep] been | 5 |
|
| 18 | you must [prep] been | 5 |
|
