| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb -s] [been] [prep] | 2666 |
|
| 2 | [vb -s] [been] [prep] | 2666 |
|
| 3 | [verb] [been] since | 49 |
|
| 4 | [vb -s] [been] since | 17 |
|
| 5 | [vb -s] [be] since | 17 |
|
