| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [n mass] have been [verb] [prep] [det] | 13 |
|
| 2 | [n mass] have [been] [verb] [prep] [det] | 13 |
|
| 3 | [n mass] have [been] [vb pp] [prep] [det] | 11 |
|
| 4 | people have [been] [verb] [prep] [det] | 6 |
|
