| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be found to be | 803 |
|
| 2 | was found to be | 308 |
|
| 3 | were found to be | 192 |
|
| 4 | been found to be | 165 |
|
| 5 | is found to be | 57 |
|
| 6 | are found to be | 40 |
|
| 7 | be found to be | 36 |
|
