| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] [vb base] [been] [prep] [art] | 532 |
|
| 2 | [pron] [verb] [been] [prep] a | 401 |
|
| 3 | [pron] [vb base] [be] [prep] a | 158 |
|
