| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] [is] that | 2235 |
|
| 2 | [vb pp] [is] that | 455 |
|
| 3 | require [is] that | 22 |
|
| 4 | required [is] [conj] | 18 |
|
| 5 | required [be] that | 17 |
|
| 6 | required [is] that | 16 |
|
| 7 | required [is] [that] | 16 |
|
