| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have once [been] a [adj] [noun sg] | 19 |
|
| 2 | have once be a [adj] [noun sg] | 19 |
|
| 3 | have once been a [adj] [noun sg] | 19 |
|
| 4 | had once [be] a [adj] [noun sg] | 18 |
|
