| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it is [conj] a [noun] | 31 |
|
| 2 | it is recommended [conj] a | 18 |
|
| 3 | it is recommended [conj] [noun] | 13 |
|
| 4 | is recommended [conj] a [noun] | 12 |
|
