| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adj] it [is] for | 105 |
|
| 2 | [adj] it [is] for | 83 |
|
| 3 | necessary it [be] for | 7 |
|
| 4 | necessary it [is] [prep] | 6 |
|
| 5 | necessary it [is] for | 6 |
|
| 6 | necessary [pron] [is] for | 6 |
|
