| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have been [adj] attempts | 36 |
|
| 2 | [vb base] been [det] attempts | 22 |
|
| 3 | [vb base] been [adj] attempts | 12 |
|
| 4 | [vb base] been several attempts | 8 |
|
| 5 | [vb base] been several attempts | 8 |
|
| 6 | [vb base] been many attempts | 7 |
|
| 7 | [vb base] been many attempts | 7 |
|
| 8 | [vb base] been few attempts | 5 |
|
| 9 | [vb base] been few attempts | 5 |
|
