| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [ex0] had [adv] be | 369 |
|
| 2 | [ex0] had [adv] be | 284 |
|
| 3 | [pron] had previously be | 188 |
|
| 4 | [ex0] have previously be | 9 |
|
| 5 | [ex0] [vb past] previously be | 9 |
|
| 6 | [ex0] had previously [be] | 9 |
|
| 7 | [ex0] had previously be | 9 |
|
| 8 | [ex0] [verb] previously be | 9 |
|
