| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun pl] have been [vb pp] for [noun] | 122 |
|
| 2 | [noun pl] [vb base] been [vb pp] for [noun sg] | 72 |
|
| 3 | [noun pl] [vb base] been [vb pp] for [noun pl] | 36 |
|
| 4 | [noun pl] [vb base] been used for [noun] | 13 |
|
| 5 | [noun pl] [vb base] been [vb pp] for [noun prp] | 13 |
|
| 6 | [noun pl] [vb base] been made for [noun] | 9 |
|
| 7 | [noun pl] [vb base] been [vb pp] for year | 5 |
|
| 8 | [noun pl] [vb base] been designed for [noun] | 5 |
|
| 9 | [noun pl] [vb base] been [vb pp] for century | 5 |
|
| 10 | [noun pl] [vb base] been [vb pp] for years | 5 |
|
| 11 | [noun pl] [vb base] been [vb pp] for centuries | 5 |
|
