| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] [pers pn] had been since | 10 |
|
| 2 | [conj] [pron] had been since | 10 |
|
| 3 | [conj] it had been since | 6 |
|
| 4 | [conj] it had been since | 6 |
|
| 5 | [conj] had been [verb] since | 10 |
|
| 6 | [conj] had been [vb pp] since | 7 |
|
