| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have once been [noun sg] of | 8 |
|
| 2 | have once been [noun sg] [prep] | 8 |
|
| 3 | have once been [noun sg] of | 8 |
|
| 4 | had once been [noun sg] [prep] | 6 |
|
| 5 | have once been part [prep] | 6 |
|
