| No | Pattern | Freq | Relations |
|---|---|---|---|
| 31 | it is [adv] established [that] | 36 |
|
| 32 | it is [adv] establish [that] | 36 |
|
| 33 | it is commonly [verb] [that] | 31 |
|
| 34 | it is [adv] recommended [that] | 30 |
|
| 35 | it is [adv] recommend [that] | 30 |
|
| 36 | it is strongly [verb] [that] | 28 |
|
| 37 | it is [adv] claimed [that] | 27 |
|
| 38 | it is [adv] claim [that] | 27 |
|
| 39 | it is usually [verb] [that] | 25 |
|
| 40 | it is therefore [verb] [that] | 24 |
|
| 41 | it is [adv] [v-ing] [that] | 20 |
|
| 42 | it is [adv] recognize [that] | 20 |
|
| 43 | it is [adv] recognized [that] | 20 |
|
| 44 | it is further [verb] [that] | 17 |
|
| 45 | it is [adv] found [that] | 16 |
|
| 46 | it is [adv] find [that] | 16 |
|
| 47 | it is frequently [verb] [that] | 16 |
|
| 48 | it is [adv] state [that] | 15 |
|
| 49 | it is [adv] held [that] | 14 |
|
| 50 | it is [adv] stated [that] | 14 |
|
| 51 | it is [adv] acknowledge [that] | 14 |
|
| 52 | it is [adv] hold [that] | 14 |
|
| 53 | it is [adv] acknowledged [that] | 14 |
|
| 54 | it is [adv] expected [that] | 12 |
|
| 55 | it is [adv] feel [that] | 12 |
|
| 56 | it is [adv] hoped [that] | 12 |
|
| 57 | it is [adv] hope [that] | 12 |
|
| 58 | it is [adv] expect [that] | 12 |
|
| 59 | it is [adv] felt [that] | 12 |
|
| 60 | it is [adv] advised [that] | 10 |
|
