| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] which [verb] [adj] [noun] | 4392 |
|
| 2 | system [pron] [verb] [adj] [noun] | 75 |
|
| 3 | system [Wh det] [verb] [adj] [noun] | 67 |
|
| 4 | system which [verb] [adj] [noun] | 67 |
|
