| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | has [been] [verb] a [noun sg] | 231 |
|
| 2 | [been] [verb] on a [noun sg] | 161 |
|
| 3 | has [been] [verb] on [noun sg] | 121 |
|
| 4 | has [been] [verb] on a | 104 |
|
| 5 | has [verb] on a [noun sg] | 54 |
|
