| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [verb] [been] [verb] [prep] | 1976 |
|
| 2 | as [verb] [been] [verb] [prep] | 211 |
|
| 3 | as it [verb] [verb] [prep] | 178 |
|
| 4 | as it [verb] [been] [prep] | 107 |
|
| 5 | as it [verb] [been] [verb] | 104 |
|
