| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pers pn] needed to do was | 7 |
|
| 2 | [pron] needed to do was | 7 |
|
| 3 | needed to do was [verb] | 8 |
|
| 4 | needed to do was [to-vb] | 6 |
|
