| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun sg] [vb mod] be necessary | 226 |
|
| 2 | [noun sg] [vb mod] be necessary | 226 |
|
| 3 | [noun sg] may be necessary | 84 |
|
| 4 | [noun sg] will be necessary | 74 |
|
| 5 | [noun sg] would be necessary | 45 |
|
| 6 | [noun sg] might be necessary | 15 |
|
