| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] been a [adj] [noun] | 3774 |
|
| 2 | must [verb] a [adj] [noun] | 501 |
|
| 3 | must [verb] been a [adj] | 186 |
|
| 4 | must [verb] been a [noun] | 181 |
|
| 5 | must [verb] been [adj] [noun] | 42 |
|
