| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [vb pp] but [pron] | 139 |
|
| 2 | may be [vb pp] but | 56 |
|
| 3 | may be [vb pp] [pron] | 51 |
|
| 4 | may be but [pron] | 5 |
|
