| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] have [been] [prep] | 376 |
|
| 2 | [conj] [verb] [been] [prep] | 376 |
|
| 3 | [conj] had [been] [prep] | 143 |
|
| 4 | [conj] [vb past] [been] [prep] | 143 |
|
| 5 | [conj] had [be] [prep] | 143 |
|
