| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | perhaps they [verb] [pron] be | 6 |
|
| 2 | perhaps they [verb] [pers pn] be | 6 |
|
| 3 | perhaps they [vb past] [pron] be | 5 |
|
| 4 | perhaps they think [pron] be | 5 |
|
| 5 | perhaps they thought [pron] be | 5 |
|
