| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adj] environment in which [verb] [pron] | 5 |
|
| 2 | environment in which [pron] [verb] [pron] | 7 |
|
| 3 | environment in which [pers pn] [verb] [pron] | 7 |
|
