| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | is [adv] [verb] [that] | 1964 |
|
| 2 | is frequently [verb] [conj] | 34 |
|
| 3 | [be] frequently [verb] [that] | 29 |
|
| 4 | be frequently [verb] [that] | 29 |
|
| 5 | [is] frequently [verb] [that] | 18 |
|
