| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | although there have be | 61 |
|
| 2 | although there have [be] | 61 |
|
| 3 | although there have [be] | 61 |
|
| 4 | although there have [been] | 61 |
|
| 5 | although there have been | 61 |
|
