| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have been [verb] several time | 49 |
|
| 2 | have been [vb pp] several time | 49 |
|
| 3 | [verb] been mentioned several time | 5 |
|
| 4 | have been mentioned several time | 5 |
|
| 5 | have been mentioned [adj] time | 5 |
|
| 6 | have [been] mentioned several time | 5 |
|
| 7 | have been mentioned several [noun] | 5 |
|
| 8 | have be mentioned several time | 5 |
|
| 9 | have [be] mentioned several time | 5 |
|
| 10 | have been mentioned [det] time | 5 |
|
| 11 | have been mention several time | 5 |
|
