| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | that there have been [prep] | 14 |
|
| 2 | that there have [been] [prep] | 14 |
|
| 3 | that there have [been] [prep] | 14 |
|
| 4 | that there has [been] [prep] | 7 |
|
