| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | tested and [vb pp] to [noun prp] | 8 |
|
| 2 | tested and certified to [noun] | 8 |
|
| 3 | tested and [vb pp] to bs | 7 |
|
| 4 | tested and [vb pp] to bs | 7 |
|
