| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [be] [vb pp] [to-vb] been a | 59 |
|
| 2 | [be] [verb] [to-vb] been a | 59 |
|
| 3 | [be] thought [to-vb] been [art] | 26 |
|
| 4 | [be] thought [to-vb] been [art] | 26 |
|
| 5 | [be] thought [to-vb] been a | 13 |
|
| 6 | [be] thought [verb] been a | 12 |
|
| 7 | [be] thought [to-vb] [be] a | 12 |
|
| 8 | [be] thought [to-vb] [been] a | 12 |
|
| 9 | [be] thought [to-vb] be a | 12 |
|
| 10 | [be] think [to-vb] been a | 12 |
|
