| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | that have been | 628 |
|
| 2 | that has [been] | 248 |
|
| 3 | that had [been] | 178 |
|
| 4 | that 's [been] | 160 |
|
| 5 | that have [been] | 23 |
|
| 6 | that have [been] | 8 |
|
