| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have formed [art] [noun sg] | 51 |
|
| 2 | have formed a [noun] | 29 |
|
| 3 | have formed the [noun] | 20 |
|
| 4 | have formed [art] basis | 6 |
|
| 5 | have formed an [noun] | 6 |
|
| 6 | have formed [art] basis | 6 |
|
