| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | there have been [prep] | 36 |
|
| 2 | there have [been] [prep] | 36 |
|
| 3 | there have [been] times | 16 |
|
| 4 | there have [been] times | 16 |
|
| 5 | there have [been] at | 8 |
|
| 6 | there have [been] at | 8 |
|
| 7 | there have [been] in | 6 |
|
| 8 | there have [been] in | 6 |
|
