| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [be] [verb] [prep] a | 1863 |
|
| 2 | [be] [verb] [prep] a time | 171 |
|
| 3 | it [verb] [prep] a time | 15 |
|
| 4 | it [be] [verb] [prep] time | 13 |
|
| 5 | it [be] [prep] a time | 9 |
|
