| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be already well established [prep] | 17 |
|
| 2 | [be] already well established in | 12 |
|
| 3 | [was/were] already well established [prep] | 12 |
|
| 4 | was already well established [prep] | 8 |
|
