| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it is [that] the [noun] | 90 |
|
| 2 | it is understand [that] the | 34 |
|
| 3 | is understand [that] the [noun] | 30 |
|
| 4 | it is understand [that] [noun] | 28 |
|
| 5 | it is understand the [noun] | 27 |
|
