| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | has been [to-vb] | 553 |
|
| 2 | has been [noun sg] | 511 |
|
| 3 | has [to-vb] [noun sg] | 197 |
|
| 4 | been [to-vb] [noun sg] | 75 |
|
