| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | been [vb pp] at [adj] time [prep] | 11 |
|
| 2 | [been] [vb pp] at [det] time [prep] | 11 |
|
| 3 | [been] [vb pp] at [adj] time in | 7 |
|
| 4 | [been] [vb pp] at some time [prep] | 5 |
|
| 5 | [been] [vb pp] at some time [prep] | 5 |
|
