| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] which have been [verb] [det] | 11 |
|
| 2 | [noun] which have [been] [v-ing] [det] | 7 |
|
| 3 | [noun] which had [been] [verb] [det] | 6 |
|
| 4 | [noun pl] which have [been] [verb] [det] | 5 |
|
