| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pers pn] [is] for [pron] | 285 |
|
| 2 | [pers pn] [is] necessary for | 116 |
|
| 3 | [is] necessary for [pron] | 53 |
|
| 4 | [pers pn] necessary for [pron] | 17 |
|
