| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | was [verb] [prep] the | 30568 |
|
| 2 | necessary [verb] [prep] the | 160 |
|
| 3 | was necessary [verb] the | 88 |
|
| 4 | was necessary [prep] the | 68 |
|
| 5 | was necessary [verb] [prep] | 34 |
|
