| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | been [vb pp] since the [noun] | 56 |
|
| 2 | been [vb pp] [adv prt] the [noun] | 50 |
|
| 3 | [vb pp] [adv prt] since the [noun] | 12 |
|
| 4 | been [vb pp] [adv prt] since the | 7 |
|
