| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb mod] need do be | 9 |
|
| 2 | [modal v] need do be | 9 |
|
| 3 | will need do be | 7 |
|
| 4 | will need do be | 5 |
|
| 5 | need do be [verb] | 5 |
|
