| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | which have [been] [verb] [art] [adj] | 49 |
|
| 2 | [pron] have [been] [verb] [art] previous | 14 |
|
| 3 | which have [been] [verb] [art] previous | 6 |
|
| 4 | which have [been] [verb] [art] previous | 6 |
|
| 5 | which have [be] [verb] [art] previous | 6 |
|
| 6 | which [verb] [been] [verb] [art] previous | 6 |
|
| 7 | [Wh det] have [been] [verb] [art] previous | 6 |
|
