| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [det] [noun] have since [been] [vb pp] | 19 |
|
| 2 | [det] [noun sg] have since [been] [vb pp] | 15 |
|
| 3 | [det] have since [been] [vb pp] [prep] | 6 |
|
| 4 | [det] have since [been] [vb pp] [prep] | 6 |
|
