| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | is [vb pp] that [noun sg] | 125 |
|
| 2 | is argued that [noun sg] | 16 |
|
| 3 | is known that [noun sg] | 14 |
|
| 4 | is suggested that [noun sg] | 11 |
|
| 5 | is assumed that [noun sg] | 10 |
|
| 6 | is estimated that [noun sg] | 9 |
|
| 7 | is thought that [noun sg] | 8 |
|
| 8 | is recognised that [noun sg] | 8 |
|
| 9 | is believed that [noun sg] | 8 |
|
| 10 | is hoped that [noun sg] | 6 |
|
| 11 | is concluded that [noun sg] | 5 |
|
