| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | there have [been] a long | 15 |
|
| 2 | [ex0] have been a long | 15 |
|
| 3 | [ex0] have [been] a long | 15 |
|
| 4 | [ex0] has [been] a long | 10 |
|
| 5 | [ex0] had [been] a long | 5 |
|
