| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] had been [prep] | 143 |
|
| 2 | [conj] have been since | 11 |
|
| 3 | [conj] [verb] been since | 11 |
|
| 4 | [conj] had [be] since | 5 |
|
| 5 | [conj] [vb past] been since | 5 |
|
| 6 | [conj] had [been] since | 5 |
|
| 7 | [conj] had be since | 5 |
|
