| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have been [noun] | 4297 |
|
| 2 | have been [noun sg] | 1962 |
|
| 3 | have been concern | 15 |
|
| 4 | have [be] concern | 14 |
|
| 5 | have be concern | 14 |
|
| 6 | have [been] concern | 14 |
|
| 7 | [verb] been concern | 14 |
|
