| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | factor which [vb mod] [verb] [adj] [noun] | 6 |
|
| 2 | factors which [modal v] [verb] [adj] [noun] | 6 |
|
| 3 | factor which [modal v] [vb infin] [adj] [noun] | 6 |
|
