| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | there has [been] [noun] [prep] | 109 |
|
| 2 | [conj] there has [been] [noun] | 72 |
|
| 3 | [conj] there has [been] [prep] | 17 |
|
| 4 | [conj] has [been] [noun] [prep] | 6 |
|
