| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] [verb] [been] a | 1730 |
|
| 2 | [modal v] [verb] a time | 54 |
|
| 3 | [verb] [been] a time | 32 |
|
| 4 | [modal v] [verb] [been] time | 8 |
|
