| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] do be | 1797 |
|
| 2 | need do be | 176 |
|
| 3 | [vb infin] do be | 133 |
|
| 4 | need [verb] be | 28 |
|
| 5 | need do [be] | 9 |
|
