| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | which [verb] [been] a [noun sg] for | 8 |
|
| 2 | which have [been] a [noun] for | 8 |
|
| 3 | which [verb] [been] a [noun] for | 8 |
|
| 4 | which [verb] been a [noun] for | 8 |
|
| 5 | which [verb] [been] a [noun] for | 8 |
|
