| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] have been [prep] existence | 7 |
|
| 2 | [pron] have been [prep] existence | 6 |
|
| 3 | [noun pl] have been [prep] existence | 5 |
|
| 4 | have been [prep] existence [prep] | 12 |
|
| 5 | have been [prep] existence [prep] | 12 |
|
| 6 | have been [prep] existence for | 9 |
|
| 7 | have been [prep] existence for | 9 |
|
