| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | had [been] [prep] [det] | 171 |
|
| 2 | [verb] [been] at [det] | 58 |
|
| 3 | have [been] at [det] | 58 |
|
| 4 | had [been] at [adj] | 40 |
|
| 5 | [vb past] [been] at [det] | 16 |
|
| 6 | had [be] at [det] | 13 |
|
