| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | which [vb mod] [be] [verb] to | 469 |
|
| 2 | which [vb mod] [be] [vb pp] to | 456 |
|
| 3 | [pron] [vb mod] [be] referred to | 49 |
|
| 4 | which [vb mod] [be] referred to | 16 |
|
| 5 | which [modal v] [be] referred to | 16 |
|
| 6 | which [vb mod] [be] referred to | 16 |
|
| 7 | which [vb mod] [be] referred [prep] | 16 |
|
| 8 | which [vb mod] [be] referred [prep] | 16 |
|
| 9 | which [vb mod] [be] refer to | 16 |
|
