| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] [vb base] [been] [verb] [prep] | 3438 |
|
| 2 | which [verb] [been] [verb] [prep] | 2749 |
|
| 3 | which [vb base] [be] [verb] [prep] | 623 |
|
| 4 | which [vb base] [been] [verb] [prep] | 600 |
|
