| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | that we have [been] able | 20 |
|
| 2 | that we have [been] able | 20 |
|
| 3 | that we have been able | 20 |
|
| 4 | that we have [been] able | 10 |
|
| 5 | that we 've [been] able | 9 |
|
