| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [subord] there has been | 369 |
|
| 2 | if [ex0] has been | 67 |
|
| 3 | where [ex0] has been | 58 |
|
| 4 | although [ex0] has been | 54 |
|
| 5 | whether [ex0] has been | 30 |
|
| 6 | when [ex0] has been | 23 |
|
| 7 | as [ex0] has been | 23 |
|
| 8 | because [ex0] has been | 21 |
|
| 9 | though [ex0] has been | 20 |
|
| 10 | while [ex0] has been | 16 |
|
| 11 | unless [ex0] has been | 14 |
|
| 12 | since [ex0] has been | 11 |
|
| 13 | until [ex0] has been | 9 |
|
| 14 | before [ex0] has been | 5 |
|
