| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have been | 213351 |
|
| 2 | had [been] | 64011 |
|
| 3 | has [been] | 57482 |
|
| 4 | have [been] | 37548 |
|
| 5 | have [been] | 26691 |
|
| 6 | 've [been] | 8148 |
|
| 7 | 's [been] | 6609 |
|
| 8 | to have [been] | 5818 |
|
| 9 | 'd [been] | 4262 |
|
| 10 | having [been] | 2376 |
|
| 11 | 've [been] | 341 |
|
| 12 | had [been] | 62 |
|
