| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | been [vb pp] for a [adj] time | 33 |
|
| 2 | [been] [vb pp] for a [adj] time | 33 |
|
| 3 | [been] [vb pp] for a long time | 29 |
|
| 4 | [been] known for a [adj] time | 9 |
|
