| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have existed for [art] [adj] time | 5 |
|
| 2 | have existed [prep] a [adj] time | 5 |
|
| 3 | have existed [prep] [art] [adj] time | 5 |
|
| 4 | have existed [prep] [art] [adj] time | 5 |
|
| 5 | have existed for [art] [adj] time | 5 |
|
| 6 | have existed [prep] [art] [adj] time | 5 |
|
| 7 | have existed [prep] [art] [adj] time | 5 |
|
