| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | who had been [noun] | 139 |
|
| 2 | who had been [noun sg] | 93 |
|
| 3 | [pron] had been secretary | 7 |
|
| 4 | who [verb] been secretary | 7 |
|
| 5 | who have been secretary | 7 |
|
| 6 | who [vb past] been secretary | 5 |
|
| 7 | who had be secretary | 5 |
|
| 8 | who had [be] secretary | 5 |
|
| 9 | [Wh pn] had been secretary | 5 |
|
| 10 | who had [been] secretary | 5 |
|
| 11 | who had been secretary | 5 |
|
| 12 | who had been secretary | 5 |
|
