| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] was not necessary for [pron] | 9 |
|
| 2 | [pers pn] [was/were] not necessary for [pron] | 9 |
|
| 3 | it [was/were] not necessary for [pron] | 9 |
|
| 4 | [pron] [was/were] not necessary for [pron] | 9 |
|
| 5 | it [was/were] not necessary for [pron] | 9 |
|
| 6 | [pron] [was/were] not necessary for [pers pn] | 8 |
|
| 7 | [pron] [was/were] not necessary for [pron] | 6 |
|
| 8 | [pron] [was/were] not necessary for him | 5 |
|
| 9 | [pron] [was/were] not necessary for he | 5 |
|
