| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have [been] [verb] [prep] [adj] [noun] | 6998 |
|
| 2 | [verb] [been] [verb] [prep] [adj] period | 21 |
|
| 3 | have [be] [verb] [prep] [adj] period | 21 |
|
