| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] has been [adv] [vb pp] [prep] | 793 |
|
| 2 | [noun] have been [adv] [vb pp] since | 18 |
|
| 3 | [noun] [verb] been [adv] [vb pp] since | 18 |
|
| 4 | [noun] has been [adv] [verb] since | 11 |
|
| 5 | [noun] has be [adv] [vb pp] since | 10 |
|
| 6 | [noun] has [be] [adv] [vb pp] since | 10 |
|
| 7 | [noun] has [been] [adv] [vb pp] since | 10 |
|
| 8 | [noun] [vb -s] been [adv] [vb pp] since | 10 |
|
