| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | been [noun] by | 35 |
|
| 2 | been [noun pl] by | 15 |
|
| 3 | been attempts [prep] | 12 |
|
| 4 | be attempts by | 11 |
|
| 5 | [be] attempts by | 11 |
|
| 6 | been attempt by | 5 |
|
| 7 | [been] attempts by | 5 |
|
