| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] have long been regarded [prep] | 11 |
|
| 2 | [noun sg] have long been regarded [prep] | 6 |
|
| 3 | have long been regarded [prep] [art] | 11 |
|
| 4 | have long been regarded [prep] [art] | 11 |
|
| 5 | have long been regarded [prep] a | 7 |
|
| 6 | have long been regarded [prep] a | 6 |
|
