| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have been [prep] existence for [adj] | 18 |
|
| 2 | [verb] been [prep] existence for [adj] | 18 |
|
| 3 | has been [prep] existence for [adj] | 8 |
|
| 4 | [vb -s] been [prep] existence for [adj] | 8 |
|
| 5 | had been [prep] existence for [adj] | 5 |
|
| 6 | [vb past] been [prep] existence for [adj] | 5 |
|
| 7 | been [prep] existence for [adj] [noun] | 17 |
|
| 8 | been [prep] existence for [adj] [noun pl] | 17 |
|
| 9 | been [prep] existence for [adj] years | 16 |
|
| 10 | been [prep] existence for [adj] year | 16 |
|
