| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have been [vb pp] for [det] time | 59 |
|
| 2 | have [been] [vb pp] for some time | 56 |
|
| 3 | has [been] [vb pp] for [det] time | 26 |
|
| 4 | had [been] [vb pp] for [det] time | 21 |
|
| 5 | have [been] known for [det] time | 16 |
|
| 6 | have [been] [vb pp] for [det] time | 9 |
|
| 7 | have [been] recognised for [det] time | 6 |
|
