| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | since i [vb base] been | 97 |
|
| 2 | since i [vb base] be | 97 |
|
| 3 | since i [vb base] [be] | 97 |
|
| 4 | since i [vb base] [been] | 97 |
|
| 5 | since i 've [be] | 79 |
|
| 6 | since i have [be] | 18 |
|
